You can extrapolate this further, the more banks the better.
You can fine tune it, and make it hyper specific as well.
This is just the framework for a basic money churning system, not to be confused with money laundering but if you keep your IOU fiat notes in one bank you increase your risk of losing them all.
This way your wealth grows and compounds overtime, and keeps you safe, and liquid.
nostr:nevent1qqsxgagvh545zhyjua0rduelasyhdpx9egkm6mx9cw6p2ph9dls883gpzpmhxue69uhkummnw3ezumt0d5hsygqvghtaghkmp7ka5ss46dk2pkdt5rrhrwzaxuthvju2z2x4u3p7f5psgqqqqqqsj8a705