The reason why Google, Facebook, Twitter, NSA, etc, want to reduce online anonymity is so that they can do a better job in tracking your behavior and advertise

The reason why Google, Facebook, Twitter, NSA, etc, want to reduce online anonymity is so that they can do a better job in tracking your behavior and advertise to you. They are simply packaging it as an anti-harrassment reason, when in fact that's a complete lie. As you said, the only solution is complete anonymity.