By Unknown
Super effective against: rain, precipitation of any kind. Weak against: doorways, crowded sidewalks, sense of shame.
Video
By andy.fail
Steve Hoefer at Grathio labs shows off his Arduino based door opener, which responds to knocks on the door bye timing the gaps between the sounds. If the gap matches the programmed knock, it unlocks. Let's never use keys again!
Know a little bit about Arduino and care to make your own? Check out his Instructables post!
By Unknown
Why are Troll contractors the only type of contractors?
