I believe that dish is going to start showing events, like Boxing,Basketball and concerts in HD. This channel would be used as a secondary to pay per view that will be broadcast in HD.
This is a late reply. But even if he didn't mean it, that reply should be noted as sarcasm, because it's not true. HDEV1 is the channel used to show Mavs games to the folks in dallas. The only reason all of us can see it now is because some folks were having problems getting access to the channel.