[imron]

A credit card is tied to your ID through your bank or other cc provider.

If you abuse the rules your payment account and your Twitter account will be banned [0].

Maybe you have more than one CC, but keep playing shenanigans and you’ll eventually run out.

An $8 disincentive is also enough of a bar to knock out 95% of the problem.

0: https://twitter.com/elonmusk/status/1587853006699401216#m

[_djo_]

That would only be true if scammers and other professional criminals were not already easily able to obtain stolen CCs and other payment methods. And that's who you're trying to protect against, not the average person.