Except, jokes on you, you may still owe the US taxes even if you don't live there but you get income from there, and they expect you to fill out your worldwide income and file taxes if you're a US citizen.

> So why would I just sit quietly and let you tax me at 90%, exactly?

Extradition treaties and/or freezing of your bank accounts, businesses and resources within the US.

Nobody expects the Spa.. I mean IRS.