Sergey Brin demos Project Glass at Google I/O, Announces pre-orders for 2013

Google co-founder Sergey Brin showed off a demo of the Google Glasses at Google I/O. He announced that Google was taking pre-orders for the Google Glasses Explorer Edition for $1,500 arriving in 2013, which was only meant for Google I/O attendees.
He showed off a demo of the device where four divers jumped of a blimp which was live streamed at the event via a Google+ Hangout. Another showcase involved bikers on the rooftop who jumped who jumped from building to building via a ramp and then eventually cycled into the arena and right up to Sergey Brin at the event. Head down below for the official demo.