That is the word from ZDNet's Ed Bott. According the Ed, in the pre-build of Windows 7 distributed at PDC. There is a DirecTv Driver.
So when will we get some official word from Microsoft and DirecTv?
"Microsoft has announced plans to release an official beta of Windows 7
“early next year.” I expect Microsoft to make a big splash with Windows
7 at next year’s Consumer Electronics Show. Will DirecTV finally make
up for its embarrassingly premature announcement by unveiling its
HDPC-20 tuner there? Stay tuned…"