here's the actual bill: http://leahy.senate.gov/imo/media/doc/BillText-PROTECTIPAct.pdf and some good articles/sites: http://act.demandprogress.org/sign/protectip_docs http://www.brookings.edu/papers/2011/1115_cybersecurity_friedman.aspx http://www.techdirt.com/articles/20110510/13285714230/son-coica-protect-ip-act-will-allow-broad-censorship-powers-including-copyright-holders.shtml http://www.politico.com/news/stories/1111/67985.html http://www.forbes.com/sites/ciocentral/2011/11/11/the-case-for-the-protect-ip-act-and-dns-filtering/ those have some great explanations and viewpoints from relevant people. if i remember correctly, the last article is written by a proponent. good to have other viewpoints too, even if theyre wrong =] EDIT: OH! I forgot the three most important things... this is a series about these new legislations (sopa included) everyone who wants to learn more should read these: https://www.eff.org/deeplinks/2011/10/disastrous-ip-legislation-back-%E2%80%93-and-it%E2%80%99s-worse-ever https://www.eff.org/deeplinks/2011/10/sopa-hollywood-finally-gets-chance-break-internet https://www.eff.org/deeplinks/2011/11/hollywood-new-war-on-software-freedom-and-internet-innovation EDIT 2: Here's another link to an interesting read about another legislation/enforcement debacle.. its still going on and will only get worse with PIPA and SOPA https://www.eff.org/wp/unintended-consequences-under-dmca
