Blocking adblockers? Oh hiiiiii Firefox!<br>2 bucks? When I order food online I pay 2 bucks for having it brought to my house by a man in an old diesel van. <br>How can a Robot not be cheaper?,(reply>), @Joe Joe I'd be pretty pissed if my pizza was cold because of an incapable robot :D.,(reply>), The Rolling Troll I’ve seen exactly the same design tested in SF. They don’t deal with real world obstacles like curbs and uneven pavement at all. I saw it stuck for several minutes.