David Pogue had a chance to try Google Glass:
But already, a few things are clear. The speed and power, the tiny size and weight, the clarity and effectiveness of the audio and video, are beyond anything I could have imagined. The company is expending a lot of effort on design — hardware and software — which is absolutely the right approach for something as personal as a wearable gadget.
New kinds of computers are coming—and now we have to decide what form we want them to take.