Quite a bit more data available now on the Bug. Much more designed for hacking than I had first thought.
Videos from this guy and found on Make:
Video 1 - Introduction (unfortunately, I can't make out the price they say)
Video part 1 of second interview
Video Part 2 of second interview
Their homepage: buglabs.net
Since you can take apart the core module, it might be a good motherboard for a PPZ type device.