I'm looking at the 2011 google IO recording, and found this video. particularly minute 18-22
Google I/O 2011 . The implications of this are pretty big. Here's the link that they are talking about
Android Open Accessory Development Kit | Android Developers Pretty much Android devices would be able to run usb connected accessories(read portable EEG, etc). This may have pretty big implications for lucid dreaming. Since most of the processing/gui/memory/etc is software, the devices can be manufactured pretty cheap. Think a 3000$ proprietary device stripped down of everything but sensors, some filtering logic and a usb hub and sold for 50$. A good example would be REM dreamer, stripped down to the barest circuits and driven by an Android app.