The guys at The Electronic Frontier Foundation (EFF) have always and are currently really doing awesome work to protect the Internet. Everyone should provide as much support as possible. They fought against COPA for us and are going after Acacia and other companies with broad patents.
More info on these links.
Support EFF:
https://secure.eff.org/
Patent Busting Project Info:
http://www.eff.org/patent/index.php
EFF List of 10 Companies They Are Going After Including Acacia
http://www.eff.org/patent/wanted/
Full Legal Text of COPA Supreme Court Decision:
http://www.cdt.org/speech/copa/20040629copadecision.pdf
Being A Webmaster For Controversial Sites Doesn't Make You A Criminal:
http://www.eff.org/news/archives/2004_06.php#001601
and lots more good stuff to protect our Internet Freedom!
http://www.eff.org