"but then I would definitely prefer the full horsepower of the CPU to be focused on playback of that High Def content."
If it's not about paring down to e.Digitals micro-controller methods on CE....then we are here for nothing. That is what is has been about for me since the beginning.
They've hinted of Internet ability way back...I considered that to mean then the issues they had in hand at that time for audio and video.... their I/O high speed caching methods relating to CE devices.
They are only hindered by the speed of the memory, if you can recollect that phrase .....the speed of the delivery through the net wireless is what it's about, trust it or not. That is what Apple CE devices are trying to accomplish.
doni