While NHK's Super Hi-Vision 8K TV is still some distance away from becoming an everyday presence in our living rooms, we may get the next best thing soon. Japan's Ministry of Internal Affairs and Communications expects to broadcast the 2014 World Cup next July in 4K, using free capacity on its communications satellites rather than the usual delivery methods -- the bandwidth required is reportedly too much for conventional sources. The 4K airing is still coming two years earli