Timing. It’s crucial for action shots. You cannot depress the shutter and the motor drive will just get you an actual perfect shot. Nope. It’s done by old fashioned work. Oh, luck too. Ha! Yes, luck too. But mostly it is anticipating the action and then firing the shutter at the precise moment. It’s helps if you visualize and then plan your shot. Or, you just press the shutter and let fly. Didn’t I just tell you that doesn’t work?
I did it. Sure. I’m good. But Jules did too. Ah! She’s as good.