Why some websites like Wikipedia won't be accessible tomorrow

SOPA (Stop Online Piracy Act) is a bill going through Congress at present. For more information about the bill and its implications read the following article from CNN:

http://money.cnn.com/2012/01/17/technology/sopa_explained/index.htm

Tomorrow many companies will be participating in a protest by "going dark" for a day – their website content will not be available.

Sites participating in Anti-SOPA blackouts tomorrow:

http://allthingsd.com/20120117/list-of-sites-planning-sopa-protests-continues-to-grow/

Cheers, webgurl