Yes capitalism is a pyramid scheme, same with cryptocurrency trading. But the get rich quick appeal, is helping to popularize the idea of a cashless world, like wildfire.

The good news is, as you've implied, that if the Antichrist can't control cryptocurrencies like the incredibly anonymous Monero, then it could delay the Mark for a very long time. More info in my recent post here:

https://steemit.com/christianity/@biblenerd/monero-vs-666-globalists-hijack-cryptocurrencies