Argument: Laser pointers are a valuable tool for self-defense
"Photonic Disruptor TALI Green Laser Pointer Self-Defense Gadget Blinds Attackers". September 26, 2007 - The Photonic Disruptor green laser pointer is a rugged waterproof high-powered laser that blinds attackers temporarily without doing permanent damage. Featured on Discovery Channel's "Future Weapons" this self-defense gadget uses focus-adjustible collimating lenses for range and power compensation.
Reminds us of asking for a "phased-plasma rifle in the forty watt range." Hey, just what you see behind the counter, pal.