Sam Colt at Business Insider is reporting that "Apple Has Bit Off More Than Ii Can Chew in regards to Apple TV.
It sounds like the all-in-box Apples wants to come out with is stalled. Cable companies and the associated deals have not been struck. The consolidation of Comcast and Time Warner also seems to be causing a dely. It sounds like not everyone is eager to sign on with Apple TV.

It sounds like the all-in-box Apples wants to come out with is stalled. Cable companies and the associated deals have not been struck. The consolidation of Comcast and Time Warner also seems to be causing a dely. It sounds like not everyone is eager to sign on with Apple TV.