> I believe it. My concern is the stress the machine has to withstand. But my field is engineering, so the thought behind what goes into a full scale model is nearly terrifying to think of. I completely agree. But that's basically full scale rocketry. You don't declare, "that was awesome", when it fails underneath you. It's extremely powerful and terrifying. We're simply more accustomed to continuous explosions at the end of a pointy stick with men on the top.