If you invite the slaves to your system because NGU made them believe they can make it within the system than you onboarded a lot of people that don't have been hardened to resist taxes. Instead they will use their Bitcoin gains to pay taxes.

That's where Monero is important. It's success will be hidden from the plebs. It needs to be discovered one by one. Bitcoin alone is a toothless tiger. Only in cooperation with Monero will Bitcoin be able to achieve this goals.