BBs dont hurt to bad. There are circumstances where a BB can hurt a decent amount. When you get it in the throat, teeth, on a sunburn, finger tip, dink or vag, or on a joint like a knuckle or something.
That tard bucket in that video was being shot by crapsoft at close range, his back side would look very much more like hamburger if he was lined up on a point blank firing line of upgraded aegs.
"Its only a little bit on fire"