Nobody you know, you mean.
You don't know anyone who shoots competitively, do you? Ever heard of Jerry Miculek? No? Search his name on You Tube, unless you'd rather continue in your ignorance.
Been around firearms for 65 years - nobody can pull the trigger that fast for that many rounds. Emptying a 5 shot revolver or 6 shot rifle in under a second is impressive but if you were to ask him, he’d be happy to tell you that I’m not the ignorant one here.