Several new HD channels were added this week by Cox / Oklahoma City:
http://www.cox.com/oklahoma/hdtv/hdchannels.asp
Includes Fox News Channel HD, E! HD, Cartoon Network HD, FX HD, Speed HD.
These are in addition to AMC HD and Versus HD, which were added a couple of weeks ago.
These put Cox over 50 HD channels counting premiums and locals.