They can't
God knows why people are bashing you here. Almost all banks have dedicated a significant amount of resources into researching & exploring Blockchain in general. Some organizations are just picking up tech developed by others. Only time will tell if this sticks around & if it rolls into mainstream usage. Do you research about the industry before you decide to move!
Withdraw $10k in cash. Light it on fire and you will see that it is an appropriate means to keep you warm, just like how crypto is an excellent store of value. Chant "this is good for Bitcoin." Change your LinkedIn headline to "Investor | Entrepreneur | Blockchain Evangelist". Tell everyone that brute force inverting hashes will make fiat currency obsolete. Start paying transaction fees to wait hours for confirmation that your payment was accepted. It's the paragon of convenience that every financial system should aspire to. When you can embrace the benefits (including the emissions of all the coal burning power plants in China that provide the cheap energy for inverting hashes, and the wisdom of laundering money atop an immutable ledger) you will find the keys to your Lambo under your pillow.
Download Robinhood on your iPhone and buy some Crypto lol
just open an account on binance or some such exchange and buy crypto - that's level 1 level 2 - would be installing a wallet on your own pc and then transferring your bitcoins to that wallet. play around with it with small amounts first, if you screw up you might lose all of it.
Exciting field? Is it 2016?
2020 is the new 2016.