2025 was a useful stress test for any FIRE plan built around bitcoin. Coming into the year, I expected a much stronger price result. A move toward $250k would not have surprised me. Instead, bitcoin made all-time highs, chopped around, and finished slightly lower while stocks and gold moved much more cleanly. If your model needed price to cooperate on schedule, the year was annoying. Mine included. But that is exactly why the year-review piece is worth revisiting. The fundamentals improved while enthusiasm faded. Regulatory clarity improved, institutional access broadened, infrastructure got better, and adoption paths became easier to see. The price action did not reward any of that in a tidy way. That tension is useful for FIRE, because financial independence is built on probabilities, assumptions, and behavior under stress. The work is more than picking the right asset and waiting. It is knowing which parts of your plan still make sense when the market ignores your calendar. The main lesson from 2025 was simple: models are tools, not promises. When they break, you either learn from the miss or outsource your conviction to price. I wrote the 2025 year review as a guided tour through the FIRE BTC ideas that held up when price refused to cooperate:

🗓️ 2025 FIRE BTC Year in Review

FIRE BTC Issue 60 - Broken models, better frameworks

Paying off a mortgage early feels responsible, which is why the argument is so sticky. You look at the payment, imagine it disappearing, and call that peace of mind. I get the appeal. Nobody likes owing money, and a paid-off house sounds like the cleanest possible version of adulting. But a fixed-rate mortgage is strange debt. Your payment is locked in for decades while dollars keep getting cheaper, your income and assets may rise, and the real burden of that loan slowly gets lighter. The bank gave you long-term leverage on an asset you were probably going to buy anyway, and the terms cannot be yanked away because markets had a bad Tuesday. The expensive part is what you give up. Extra principal payments earn whatever your mortgage rate is. That may be fine in isolation, but FIRE is about building a liquid asset base that can fund your life, cover bad years, and keep compounding while you still have choices. A paid-off house can lower a bill, but it cannot buy groceries unless you borrow against it or sell it. Bitcoin, stocks, and cash can be sold in pieces. That flexibility is security too. I wrote about why the mortgage payoff comfort story can make FIRE harder, especially when liquid assets and bitcoin are the better source of optionality:

🧘 Peace of Mind

FIRE BTC #40 - Why paying off your mortgage early makes you poorer

Paying off a mortgage early feels responsible, which is why the argument is so sticky. You look at the payment, imagine it disappearing, and call that peace of mind. I get the appeal. Nobody likes owing money, and a paid-off house sounds like the cleanest possible version of adulting. But a fixed-rate mortgage is strange debt. Your payment is locked in for decades while dollars keep getting cheaper, your income and assets may rise, and the real burden of that loan slowly gets lighter. The bank gave you long-term leverage on an asset you were probably going to buy anyway, and the terms cannot be yanked away because markets had a bad Tuesday. The expensive part is what you give up. Extra principal payments earn whatever your mortgage rate is. That may be fine in isolation, but FIRE is about building a liquid asset base that can fund your life, cover bad years, and keep compounding while you still have choices. A paid-off house can lower a bill, but it cannot buy groceries unless you borrow against it or sell it. Bitcoin, stocks, and cash can be sold in pieces. That flexibility is security too. I wrote about why the mortgage payoff comfort story can make FIRE harder, especially when liquid assets and bitcoin are the better source of optionality:

🧘 Peace of Mind

FIRE BTC #40 - Why paying off your mortgage early makes you poorer

I hate taxes enough to learn the rules. That may be the most FIRE sentence ever written. You spend years turning paychecks into assets, then one day the question changes from how much you can save to how much income you can create without handing a stupid amount of it back to the government. The tax code treats wages and long-term capital gains very differently. If you reach FIRE and stop earning W-2 income, you may be able to live on realized gains while staying inside the 0% long-term capital gains bracket, especially when the standard deduction is doing some work for you. This is not a reason to build your whole life around tax optimization. I still prefer a big-picture plan with enough wealth to be flexible instead of a fragile strategy that only works if every line of the tax code behaves. But FIRE people should understand the terrain. Bitcoin adds another wrinkle because it does not throw off dividends, does not force taxable distributions, and lets you choose when to realize gains. That kind of control matters when your income is no longer a paycheck. I wrote about the tax mechanics FIRE people should understand before living off investments:

🤩 Tax Free FIRE

FIRE BTC Issue #18 - A zero-tax FIRE strategy

If your retirement account needs a permission slip and a penalty schedule, it is not the same thing as financial freedom. That does not make the 401(k) useless. It is still one of the best tools in the fiat retirement system: tax advantages, high contribution limits, creditor protection, and often an employer match. If your company offers free money, take it. The mistake is pretending the 401(k) can carry the whole FIRE plan by itself. A giant balance you cannot touch until 59½ does not pay for your 40s or 50s without extra planning. Liquidity is part of the plan, not a footnote. Bitcoin changes the question again. If 401(k) plans start offering direct bitcoin access, a huge pool of automated payroll contributions begins meeting a fixed-supply asset every two weeks. That is not just another fund option. It is the retirement system learning bitcoin from the inside out: HR teams, plan providers, employees, advisors, and eventually households deciding they want real custody too. I broke down how I think about 401(k)s, liquidity, employer matches, and bitcoin access in the FIRE plan:

💰 Bitcoin in your 401(k)

FIRE BTC #41 - A new $9 trillion source of demand is coming online

Bitcoin around $80k feels very different depending on when you bought. If you were stacking years ago, it still looks absurdly high. If you bought the ETF top, it feels like punishment. Same asset. Same network. Completely different psychology. That’s the part FIRE people need to respect. Volatility is not just a price chart problem. It is a behavior problem. Fundamentals improve while your portfolio looks worse. ETFs are live, corporate treasuries keep adding, nation states circle the asset, debt and deficits scream the thesis louder… and your screen can still be red. That gap is where conviction gets tested. Bull markets make everyone feel disciplined. Bearish stretches reveal whether you own bitcoin because you understand it, or because you expected a clean line up and to the right. For FIRE BTC, the question is not “did bitcoin go down this month?” The question is: are you still building the stack that gives your future self more options? If the answer is yes, the ugly days are not a distraction from the plan. They are part of the plan. Read the full piece here:

🧪 When Conviction Gets Tested

FIRE BTC Issue 64 - Fear at 14. Fundamentals at all-time highs. This is where stackers are made.

The first $100k changes how money feels. Before that, saving looks painfully linear. You cut expenses, add to the stack, check the account, and the number barely moves. At that stage, most of the progress has to come from new savings. Then the base gets big enough for compounding to become visible. A 5% move on $10,000 is dinner money. A 5% move on $100,000 is a used car. A 5% move on $1 million is a year of spending for a lot of households. That shift matters because FIRE is not just about discipline. Discipline gets the flywheel moving. Capital does the heavy lifting later. Bitcoin has the same shape. Early adoption is slow, awkward, and easy to dismiss. Then the network gets larger, liquidity improves, more serious capital can participate, and the asset becomes more useful because more people hold it. The lesson is simple: the grind is real, but it is not permanent. The early years feel like pushing a boulder. The later years feel like trying to keep up with it. Full piece:

✅ The First $100k is the Hardest

FIRE BTC Issue #11 - Gradually, then suddenly

Your job title is less important than the machine your labor is building. That sounds obvious, but it changes how you think about work. The point of earning money is to convert effort into assets that can eventually support your life without needing another paycheck. Traditional FIRE gets this mostly right: spend less than you make, invest the gap, and let compounding do the heavy lifting. Bitcoin adds two things that standard FIRE usually leaves out. First, allocation should follow conviction. If you believe bitcoin has the best long-term return profile and the strongest sovereignty properties, your portfolio should reflect that instead of treating it like a tiny speculative side bet. Second, access matters. A portfolio made entirely of brokerage balances and retirement accounts still depends on intermediaries, rules, and permissioned rails. Self-custodied bitcoin gives you a form of wealth you can hold and move without asking anyone. Financial independence is stronger when your assets buy back your time and your money is actually under your control. This archive piece came from a Future Signal conversation on bitcoin, FIRE, sovereignty, and stacking with intent. Read it here:

ICYMI: Leveraging Bitcoin to Find FIRE

My recent appearance on the Future Signal podcast

Three podcast conversations forced me to explain FIRE + bitcoin from three different angles. That matters because the idea changes depending on who is asking. For the FIRE crowd, bitcoin is not just a volatile asset you bolt onto a spreadsheet. It is a savings technology that changes the timeline, the withdrawal plan, and the tradeoff between working longer and owning more time. For physicians and high-income professionals, the first breakthrough is realizing that optional work is even possible. Once that switch flips, spending, saving, career design, and custody all become part of the same financial operating system. For real estate investors, the question gets even sharper: why accept tenants, repairs, property taxes, transaction costs, and illiquidity if the goal is total return and freedom? Income sounds comforting, but total return is what compounds. Later, capital gains become your income. Different conversations. Same core point: FIRE is about buying your time back. Bitcoin is the tool that makes the math more interesting. This issue pulls together three FIRE + bitcoin podcast conversations and the arguments that kept coming up:

🌐 On the Circuit

FIRE BTC #49 - 3 of my recent FIRE + bitcoin podcast conversations

Index funds are a clean FIRE baseline. VTI solves a real problem: you probably don't have time to become a professional investor while also building a career, running a business, raising a family, and cutting expenses. Buy the whole market, keep fees low, add consistently, let productive businesses compound. That is good saving. Bitcoin asks a sharper question: if the goal is to store purchasing power until it can buy your freedom, why stop at the stock market as the default savings technology? A bitcoin allocation changes the math because it brings fixed supply, global liquidity, direct control, and adoption-driven upside into the same portfolio. The tradeoff is volatility. That tradeoff is real. Early in the accumulation phase, volatility is not the enemy. It is the terrain. The job is to stack through it while your savings rate still does most of the heavy lifting. Near your FI number, the strategy changes. Drawdowns matter more. Sequence risk becomes real. The point is not 100% bitcoin or nothing. The point is that your FIRE portfolio deserves a bitcoin allocation big enough to matter. I broke down how different BTC allocations changed an 8-year FIRE portfolio, including the drawdown tradeoff:

🚀 Supercharge Your FIRE Journey

FIRE BTC Issue #4 - How bitcoin can help you reach FIRE faster

Gold's strength is also its weakness. Gold bugs point to jewelry, electronics, satellites, dentistry, and industrial demand as proof that gold has staying power. They're right that gold is useful. That's exactly the problem. Good money should be a clean measuring stick. Gold is constantly pulled between monetary demand, consumer demand, manufacturing cycles, mining incentives, and physical storage constraints. Its price signal gets noisy because the asset is trying to be too many things at once. Bitcoin has the opposite design. It has no industrial use, no jewelry premium, no physical custody drag, no shipment problem, and no miner response that expands supply when demand rises. It just moves value across the internet with a fixed supply and no permission layer. Gold was the best monetary asset for a physical world. Bitcoin is the better monetary asset for an information world. That sounds obvious once you see it, but it explains why this transition takes longer than bitcoiners want and ends bigger than gold bugs expect. Full piece:

🪙 Gloating Goldbugs

FIRE BTC #52 - Gold's best utility is not what you think it is

FIRE gets easier once you stop treating it like one endless grind. The early phase is different from the later phase. When your stack is small, every dollar matters. A $1,000 buy at $80k/BTC adds 1.25 million sats. That can actually change the shape of your future. Years later, after you’ve built a meaningful bitcoin base, the same effort matters less. Not because saving stops being good, but because compounding starts doing the heavier work. At that point, squeezing another few basis points out of your budget can cost more life than it buys back in freedom. That’s the idea behind the Stacking Sprint. Front-load the discipline while it has the highest return. Save hard. Stack aggressively. Build the base. Then shift. Loosen the grip. Spend more intentionally. Travel. Upgrade parts of your life. Explore work you actually want to do. The goal was never permanent deprivation. It was freedom. Bitcoin just makes the sprint shorter and the coast more interesting. This piece breaks down the Stacking Sprint: front-load the hard work, then let bitcoin do more of the lifting.

🏃‍♂️💨 The Stacking Sprint

FIRE BTC #38 - Four years to financial freedom

A recurring expense is not just a bill. It is a claim on your retirement number. That $800/month line item looks like $800 because you see it one month at a time. FIRE math sees it differently. $800/month is $9,600/year. At a 4% withdrawal rate, that means you need $240,000 more saved before work becomes optional. So cutting the expense does two things at once. First, it shrinks the target. Your FIRE number falls immediately by 25x the annual expense. No market return required. Second, it frees up cash that can go to work. Redirect that same $800/month into productive assets for 20 years and the gap between spending it and stacking it becomes enormous. This is why expense cuts are not just frugality. They're portfolio engineering. Bitcoin makes the second lever more interesting because the compounding side has a steeper slope. But the core move works either way: reduce the target, increase the engine, buy back time. Small recurring expenses are only small when you ignore the multiplier. I wrote through the $800/month example and the two-lever math here:

✂️🚀 Trim and Turbocharge

FIRE BTC Issue 57 - Why cutting $800/month saves you $240,000 instantly

The FIRE and bitcoin worlds should be natural allies. Both start from the same refusal: I’m not outsourcing my future to a broken system. FIRE says cut waste, save aggressively, buy your time back. Bitcoin says stop storing that time in money someone else can print. The overlap is obvious once you see it. The tension is that traditional FIRE still treats index funds like savings accounts because fiat broke actual saving. VTI became a parking lot for purchasing power because dollars leak value every year. That works fine until the monetary premium starts moving somewhere else. If your entire independence plan assumes equities absorb the damage of bad money forever, you don’t have a clean savings strategy. You have an investment strategy doing two jobs at once. Bitcoin gives FIRE a missing tool: money designed for saving across decades. And FIRE gives bitcoiners a missing discipline: budgets, withdrawal plans, tax awareness, and a framework for turning a stack into actual life freedom. Neither side has the full map alone. I broke down six takeaways from the Bitcoin 2025 FIRE + BTC panel here:

🔥 What the FIRE Movement Gets Wrong About Bitcoin

FIRE BTC #35 - Six takeaways from the Bitcoin 2025 FIRE + BTC panel

The 4% rule gives FIRE people a clean target: annual expenses × 25. Spend $100k, save $2.5 million, withdraw 4% per year, adjust for inflation, and your stock/bond portfolio had a strong historical chance of surviving a 30-year retirement. That rule was built on stocks, bonds, U.S. market history, and a 30-year window. Bitcoin changes the withdrawal conversation because its return and volatility profiles are different. If bitcoin compounds faster than stocks over long periods, a bitcoin-heavy portfolio can support a higher blended withdrawal rate. Using 4% for stocks and 8% for bitcoin drops a $100k expense FIRE target from $2.5 million to about $1.875 million at a 50/50 allocation, or about $1.56 million at 25/75. The hard part is the first few years. A large drawdown early in retirement can hurt even a good portfolio, so your withdrawal playbook needs flexibility: draw more from stocks, trim expenses, use conservative bitcoin marks, or keep some income alive while the bitcoin sleeve has time to recover. The 4% rule is still useful. It just needs a bitcoin-aware stress test. Read the full article:

🧩 Is the 4% Rule Relevant to Bitcoin?

FIRE BTC Issue #21 - Finding your FIRE number with bitcoin

FIRE usually treats time as the constraint. You work, save aggressively, buy freedom early, then spend the rest of your life doing the work, travel, family, hobbies, or weird little projects you actually care about. That logic works because the clock runs out. But stretch the timeline from 80 years to 300 and the retirement question gets stranger. Financial independence stops being a finish line. It becomes infrastructure for repeated reinvention. One career arc won't hold. One identity won't hold. One retirement plan built around a 30-year drawdown won't hold either. If longevity escape velocity is even directionally right, the durability of your money matters more, not less. Fiat systems are built around political cycles, entitlement math, mortality tables, and institutions that reset when pressure gets high enough. Bitcoin is built around fixed rules and indefinite time. FIRE is still about buying back your life. The difference is that your life may have more chapters than your retirement projection assumes. I wrote about what FIRE means if time stops being scarce, and why money built for political cycles won't survive a life measured in centuries:

♾️ Bitcoin and the End of Time Scarcity

FIRE BTC #39 - What if you live forever?

Bitcoin looks stupid before it looks obvious. I first heard about it around $10, bought a little around $250-$650, watched it reach parity with gold, and still didn't take it seriously enough until 2018/2019. That delay was painfully expensive. The funny part is that the things people mock are the point. The fixed 21 million supply doesn't need a committee. The network doesn't care about your credentials, politics, nationality, net worth, or reputation. The rules don't bend because a regulator, central banker, politician, billionaire, or favorite bogeyman wants them to bend. That feels stupid if you're used to financial products designed by humans and managed by institutions. But if your goal is financial independence, stupid starts to look beautiful. A savings asset with rules you can verify, custody you can control, and a supply no one can inflate fits the FIRE problem better than the conventional playbook wants to admit. I learned that later than I should have. FIRE BTC exists to shorten that learning curve for the next person. Read the original FIRE BTC piece here:

Why Bitcoin is Stupid

Issue #1

Calling rental income “passive” hides the actual job you’re taking on. A rental property is a small operating business with leverage attached. You’re underwriting the purchase price, the mortgage, the tenant, the vacancy risk, the repair budget, the insurance bill, the tax bill, and the local market, then hoping the leftover cash flow is worth the hours you put into it. That can work. I know people who have built real wealth through real estate, and I respect the skill involved. But that’s the point: it takes skill. The FIRE version often gets sold as buying a few doors, collecting checks, and escaping your paycheck. The messier version includes a broken water heater, a tenant who stops paying, a surprise roof bill, and $150/month of “cash flow” that only looks good if you ignore your time. Your primary home is a utility. Rental properties are optional operating businesses. Bitcoin is the savings vehicle. Once you separate those three jobs, your FIRE plan gets a lot cleaner. I wrote through the real estate passive income myth, and why bitcoin is the cleaner savings technology for a FIRE plan:

🏘️ The Passive Income Myth in Real Estate

FIRE BTC Issue #70 - What real estate investors won't tell you — and what a $300M CRE broker told me instead.

Clean water is one of those breakthroughs that became invisible because it worked. You turn on the tap, fill a glass, and don't spend much time thinking about cholera, dysentery, or what city life looked like before filtration. The foundation got fixed, so everything built on top of it became easier. Money has the same kind of foundation problem. Fiat looks clean enough on the surface. Your paycheck arrives, your bank balance updates, your brokerage account compounds, and the system feels normal because everyone around you is drinking from the same source. But the contamination is still there: inflation, debasement, counterparty risk, political capture, and the constant pressure to turn every spare dollar into some higher-risk asset just to keep up. That’s why stocks, real estate, bonds, art, watches, and all the other “store of value” substitutes have become monetary workarounds. They carry the burden of savings because fiat cash can’t hold the weight by itself. Bitcoin changes the base layer. A fixed supply, no central issuer, and self-custody are the filter. Read the full piece on why bitcoin purifies money:

🚰 Fiat Needs Filtering

FIRE BTC #37 - How bitcoin purifies our money

Index funds were supposed to be the boring option. Buy VTI, automate the contribution, ignore the noise, retire on schedule. That whole strategy is now starting to pipe bitcoin exposure into portfolios whether the owners notice or not. Bitcoin ETFs created one channel. Public companies holding bitcoin created another. 401(k) menus are next. As more companies add BTC to their balance sheets, broad index funds pick up more indirect bitcoin exposure by default. If those companies rise with bitcoin, their index weights grow, which pulls in more passive capital, which gives them even more room to keep stacking. The FIRE crowd spent years treating bitcoin like an optional side quest. Now the default portfolio is becoming a bitcoin distribution rail. Passive ownership changes incentives. Once your index fund, retirement plan, or employer stock fund has bitcoin exposure, you have a reason to care whether bitcoin survives, grows, and keeps absorbing capital. Indirect adoption doesn't stay indirect forever. Read the full piece here:

🛌 The Era of Passive Bitcoin Flows

FIRE BTC #42 - Bitcoin exposure for everyone