It doesn’t matter if it’s wrong or illegal if they know nothing will happen to them. The rule of law is dying because it’s becoming only selectively enforced.

Not DMCA, but yes, that would definitely open them to a lawsuit for unlicensed performance.

its basically equivalent of them punching you in the face and running away. Yeah you're right and they're wrong, but what would you do about that and your nose is bleeding. Nasty tactics.