Boxee's post on the box has nothing in the way of details yet, so I'm just going to have to take a WILD guess at what this thing will look like: It'll be a box, with an Ion chipset, a medium-sized HDD, HDMI-out and a Boxee sticker and a $200 price tag. Why? Because nothing else would really make any sense.
We'll get to see the box—assuming it's not just this Boxee-compatible Myka number we saw a few days ago—come December 7th, when it gets the full unveiling treatment. Also interesting, though probably a little aspirational: