But as far as movie mistakes, it has to be this movie. The idea that you can train yourself to curve the trajectory of a bullet around walls, cars, people, like a billiard trick shot..in mid air. If Jerry Miculek hasn't done it (and if anyone could, HE could) then it's just good movie watching.
https://www.youtube.com/watch?v=lGZQi3ODB-U
Chris