It's official: everyone has a 3D HDTV. No, not every consumer -- not even close -- but with Westinghouse's official entry into the 3D market earlier this week, nearly every television manufacturer, both large and small, has brought at least one 3D product to market. We took a look at the 47-inch Westinghouse W47S2TCD at the CEA LineShows in NYC today, and were actually somewhat impressed with its performance, especially from a distance of more than six feet. Passive displays still don't offer the same level of quality as 3D sets that use active glasses, but they're