SOPA PIPA Protest

Rumor has it Wikipedia is going off-line tomorrow in protest of SOPA. Who else will protest? What will happen? Is this just all a publicity stunt? Is there life after the Internet Blackout? All I know is my cat's not going to be happy about it!

http://techland.time.com/2012/01/05/sopa-what-if-google-facebook-and-twitter-went-offline-in-protest/

http://news.cnet.com/8301-31001_3-57360223-261/google-will-protest-sopa-using-popular-home-page/