Second, there are already at least 20,000 gun laws on the books. Laws don't help the criminals be disarmed or these would have worked. But seriously though.
Potatos make good weapons if used properly.
It can still be done. A gun is nothing more than a tool which can be used for good, evil, and recreation. Almost like a car. Lot's of people have cars. And ya know what, they are pretty damn lethal tools.