Google Glass, could be the revolutionary wearable computer which would change the very fundamental how we interact with computers today. Google Glass features a small transparent display which hangs out above the users eye acting like an HUD (heads-up-display) displaying notifications, images, videos, and other items pulling data from internet; the gadget interacts with the user via voice commands and speech synthesis. This is not all, the attached camera can also be used to shoot excellent point-of-view (POV) photos and videos with instant sharing using voice commands.
Visit, http://www.google.com/glass/start/what-it-does/ to see what Google Glass is capable of doing. To get your own during the limited quantity (8000 only) pre-order session, you will need to shell out $1500 and try your luck by following the instructions here - http://www.google.com/glass/start/how-to-get-one/.