Dude no matter what happens, blockchain is here to stay. Early work of blockchain is evident from 1991. Its not gonna disappear now and it is only a matter of time before its utilized globally.

Once everything is tokenized, then everyone who has invested in the long term will need a few lifetimes perhaps to spend the money he/she has made.

If you really wanna get into it. Have a look at this - Financial Freedom with Crypto Article