It could also kill streaming DJs and the services that support them. If I play a DJ set over Twitch it could be argued that I'm doing it for profit because it'

It could also kill streaming DJs and the services that support them. If I play a DJ set over Twitch it could be argued that I'm doing it for profit because it's a form of self-promotion. It also means that anyone who receives a DMCA take-down suit on YouTube can be accused of illicit streaming - which puts a lot of compilation creators into a legal grey area. Not to mention creators of original music who are on the wrong end of an illicit rights grab. While the intent may be go to after pirate streaming, the reality is that aggressive lawyers can easily broaden the scope.