Or possibly a nuclear-powered drill. That is, until they find a way to lift employees into orbit, and have them perform orbital jumps down to Mountain View. Of

Or possibly a nuclear-powered drill. That is, until they find a way to lift employees into orbit, and have them perform orbital jumps down to Mountain View. Of course, all of these would be moot once Google supplies all employees with a private teleporter. I gather that's what the Glass team are working on now.