The 35mm camera wasn't broke either.

HH, take a look at 'rail guns'.

You convert electricity to a propulsive force each time you actuate a relay. All it takes is a coil and something ferrous. Think automotive starter solenoid. It's as simple a concept as that, just that a practical projectile launcher would use a tad more energy. You are building what amounts to an open frame motor.

Military will get first dibs, but technology that works will hardly be ignored by the market.

"The price of good shotgunnery is constant practice" - Fred Kimble