It’s basically an adapter that turns any 3.5- or 2.5-inch hard drive into an HD video player for your TV. It’ll also push out files from SD cards and USB thumb drives as well.

An extension of Avid’s DNA accelerator hardware, DNxHD is a 10-bit encoding technology that enables collaborative HD post production using files the size of SD. The source code for Avid DNxHD will be ...

Assuming for a moment that they don't just go straight to Blu-Ray, what HD file type is going to be most compatible? Right now the HD is in Quicktime and fits on a DVD (it's 3.5GB).