This is not a company vs. company sort of issue, this is a "I want to avoid regulations that would cost me money as a fundamental aspect of my industry " issue.
If Coinbase thought they could legally not worry about all of this, do you think they would want to deal with it?
The sheer quantity of money used in cryptocurrency for money laundering and activity where traditional payment processors will not accept payments (largely illegal, e.g. drugs, counterfeit goods) also means that the keeping the ecosystem healthy involves having ways for this money to flow.
(Frankly, the idea that being convicted for making the conscious decision to go out of your way to circumvent KYC/AML laws is somehow the result of partisan bias is ridiculous in itself, so none of this [or how Balaji claims to feel about the matter] is even really relevant).