Why do you suppose that? Just set up a Paypal donation button that feeds into the account that pays for hosting.
Not "anyone" can use PayPal.
Not "anyone" can use crypto currencies either.
Not "anyone" have money. :D
Disregarding the difficulties and knowledge required to do so (yes, I know that's a big thing), it's still way easier than PP in unsupported countries.
You need a bank account or credit card for paypal.