“Jelly” Bryce, one of the greatest police gunfighters of the first half of the 20th century, was famous for his point-shooting skills. He killed many an armed criminal firing that way. Being able to fire and hit without the sights in a perfect sight picture is, without question, a useful survival skill. As with so many elements of gunfight survival, it’s not a question of this or that—it’s a mandate for this and that.
That's from Ayoob. Now go tell him he doesn't know what he's talking about.
Also: things to do after the shooting ends.
(Yeah, I think I've posted these before: they're worth pointing to again)