Finding itself with a wealth of a additional bandwidth thanks to a new satellite going up today, DirecTV may have already decided its first big addition will be 3D. Citing the always popular unnamed sources, HD Guru says we should prepare for a CES announcement that the bird will be up and running by March beaming down a collection of movies, sports and TV shows in 3D HD, requiring only a firmware upgrade on existing set-top boxes to tune into the new stations. UK satellite provider Sky has already tipped its hand about