The 'bot -- the Robotex AH, it's called -- went "from idea to product" in six months. It costs a little more than a Prius. "It's two feet tall, travels ten miles an hour, and... it'll blow a ten-inch hole through a steel door with deadly accuracy from 400 meters."

Someday, when the people who freak out and kill people decide to go for the grand finale, they will use something like this and a web interface.