Well at least the anti-SOPA people now have a high profile, clear cut example of why giving these companies more power is a bad idea. These numb nuts very well have just shot themselves in the foot over a silly video.
This is going to give them huge ammunition in the media against the RIAA.
It could even possibly used in court to prove the bad faith nature of UMGs DMCA takedowns.
What a brilliant tactical stroke.
Of course, this isn't a logical argument. But lawmaking isn't fundamentally driven by logic these days anyway.
Fixed that for you.
Having a really easy to understand simple clear example of existing powers being used illegally should be helpful, although I realise that this example probably won't do anything.