Yeah, well you&#x27;d be wrong. Anyone who&#x27;s spent time around guns would instantly recognize the difference, and training a computer to do the same thing isn&#x27;t even hard, it just takes a lot of patient work.<p>The most important difference here is a gun is pushing a projectile out and a car isn&#x27;t.<p>Differentiating between cap guns, starter pistols and fireworks might be a little more hazy, but it&#x27;s still not the same thing as a backfiring car.