At CEDIA Expo 2009 in Atlanta, [Microsoft] announced that Windows Media Center in Windows 7 will add native support for QAM and ATSC standards; support for switched digital video (SDV); and a new tool to let users add a CableCard-enabled digital cable tuner to their PC. Ceton, was showing a technology preview of its Multi-Channel Cable TV Card, which lets Windows Media Center PCs play or record multiple live channels of premium HDTV at once, as well as stream HD to multiple TV sets throughout the home, through a single CableCard.