“When sites like Wikipedia and Reddit banded together for a major blackout on January 18th, the impact was felt all the way to Washington D.C. The blackout had lawmakers running from the controversial anti-piracy legislation, SOPA and PIPA, which critics said threatened freedom of speech online.
Unfortunately for free-speech advocates, these pieces of legislation are not the only laws which threaten an open internet.”
http://www.forbes.com/sites/erikkain/2012/01/23/if-you-thought-sopa-was-bad-just-wait-until-you-meet-acta/