Check out this homeless dude who got $10k profit from an app he coded but continued to live on the streets because he can't open a bank account without an address:

https://www.businessinsider.com/leo-the-homeless-coder-2014-5
https://observer.com/2014/05/why-leo-the-homeless-coder-remains-on-the-streets-one-successful-app-and-10000-later/

Also ask @anarkio who has no documents at all.

Bitcoin = survival.