That would depend on other or not the person stuck to the fundamentals. Or the first principles.
This is my first cycle and I'd like to think that because I'm learning about the basics, fundamentals, and principles of Bitcoin, I won't be selling my bitcoin...that being said I haven't experienced it so I can't say that is the case.
*rocking on the floor, whispers to self "i will nit sell to Blackrock, i will not sell to Blackrock rock"
I bought a bunch of BTC back then, then completey forgot about them until 2020. I was going through some old stuff and I found the flash drive with my keys. That was an amazing moment in my life 😂