Caving to a massive campaign by Internet services and their millions of users, Congress indefinitely postponed legislation...to stop online piracy of movies and music costing U.S. companies billions of dollars every year. Critics said the bills would result in censorship and stifle Internet innovation. The demise, at least for the time being, of the anti-piracy bills was a clear victory for Silicon Valley over Hollywood...In the U.S., momentum against the Senate's Protect Intellectual Property Act and the House's Stop Online Piracy Act, known popularly as PIPA and SOPA, grew quickly...when the online encyclopedia Wikipedia and other Web giants staged a one-day blackout and Google organized a petition drive that attracted more than 7 million participants. That day alone, at least six senators who had co-sponsored the Senate legislation reversed their positions...