Pixel Roller

This is kind of old news, but the idea of this thing is inspiring. A digital paint roller that creates the image as the user moves the roller up and down on any type of surface. The image above doesn't really do the device justice. You'll have to go to the site to see the true power of it. I mean, this thing is bordering on being able to draw a tunnel on a mountainside like Wile E. Coyote used to try to do to the Roadrunner. Pixel Roller