Wyden immediately responded by introducing the Online Protection & Enforcement Digital Trade Act or OPEN Act with Sen. Jerry Moran, R-Kan., and Sen. Maria Cantwell, D-Wash., an alternative bill that is more acceptable to technology companies such as Google and Facebook that oppose PIPA and its House version, Stop Online Piracy Act, or SOPA. (Rep. Darrell Issa, R-Calif., and Rep. Zoe Lofgren, D-Cal