I have a anonymous address. The IRS has no way to know what im doing with my btc.
Bingo. Smart crypto players keep a small percentage of their crypto wealth in a public (government visible) account, such as Coinbase, and the other 90-95% of their wealth in an anonymous blockchain address.
It is very unlikely they were successful at remaining anonymous from the NSA+GCHQ. However, they wouldn't know it. Later they will find out they were not anonymous when the handcuffs are applied to their wrists.
Tor, mixers, VPNs are honey pots.