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Re:Engineer Proposes Google Glass App to Make Wheelchairs Ey... by mayank on Wednesday March 13, 2013 @03:11PM (#5370451)
Also, it doesn't have eye tracking.
Re:Engineer Proposes Google Glass App to Make Wheelchairs Ey... by chriskelley on Wednesday March 13, 2013 @03:15PM (#5370479)
The article cites a Google patent[1] for eye tracking within a wearable computing device. Hopefully it's still coming down the pipeline for Glass at some point.

[1] http://www.google.com/patents/US8235529