If you're not already running the Plex Media Server on one of the twenty-three beige boxes networked across your tiny domicile, you may be sorely tempted to install a copy this week, because the iOS app has just received a truly massive update. Where once the XBMC spinoff would have to transcode every video it delivered to your device across the ether, Plex claims it can now either bypass that CPU-intensive process or use an iOS-optimized technique, pumping H.264 video over the air far more efficiently. Second, it can deliver that content from iOS direct to your TV, via either a video-out cable or experimental support for