You're not entitled to Square or Visa or Paypal or Mastercard payments. If you're reduced to cryptocurrency and cash, it is what is is. Profiting from your speech in one specific way over another is not enshrined in some code of human rights.
Anyhow, you still need a bank account to get paid. If you can only work jobs that pay you in cash and don't need any access to bank accounts or the Internet themselves, that rules out 99% of businesses that could employ you.