When Belkin killed its FlyWire, it also put a serious hurtin' on the hopes of wireless HDTV ever truly taking off in the near term. Granted, the device was horrifically overpriced, but it was easily the most well-known product in the fledgling sector. Now, however, it seems that a few other players are sneaking into the limelight, with Philips recently introducing its sub-$1,000