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NBC-Universal Vice President Richard Cotton called upon internet service providers to be permitted to filter content over their pipes for copyright violations, and compared copyright filtering to filtering for computer viruses."

because many news organizations don't have automatic filters for detecting plagiarism, it's important for journalists to have rules and guidelines about how to not accidentally plagiarize. Copy and paste features, and referencing blogs and whatnot make plagiarism especially easy, and journalists may not even realize they are doing it.

Google has been awarded a patent that describes a software method for selectively restricting the availability of content on the basis of access privileges and geographical location. On the surface, it may look like this patent covers techniques for censoring politically sensitive content in specific countries-a practice that Google has recently spoken out against in its ongoing feud with China. A closer look at the patent's claims, however, shows that it has little to do with censorship and may actually relate to the company's controversial book scanning initiative.

Limitations of search engines. Attempts to filter results by demographics, search histories, user-supplied info.

Bill Gates defends Microsoft's role in filtering content in China, and attacks Google for not following China's laws.