On Fri, May 09, 2014 at 10:19:24PM +0200, Knapp wrote:
> Given a sight camera and a weapon with an electronic trigger it
> should be a no brainer to make a weapon that always hits the
> target. ...

Nothing's perfect, but this weapon exists.  http://tracking-point.com/  You tag the target in your scope, then put the reticle on the tag and pull the trigger to give the gun permission to fire.