We tried one at work, for a week. You don't know half the time whether it's taking a pic or not. I (personally) never liked the privacy implications of the thi

We tried one at work, for a week. You don't know half the time whether it's taking a pic or not. I (personally) never liked the privacy implications of the thing, and was quite relieved when I saw that it looks at least as dorky as talking into a bluetooth headset. It looks even dorkier when you're looking at some invisible square up-right of your right eye (which was surprisingly clear, gotta give them credit for that). And to top it off, while you're staring and talking into empty space, you start tapping and stroking the control surface at the side of your head ...