He would blow the roof off of the damn house. Or, much worse, he might blow his entire arm off—there's that much power. Maybe the reason he uses a sole digit is to keep all his limbs intact.
What BusterMuscle is doing is engaging in the ever-popular "handsfree" cum. Well, even that one finger is attached to a hand, so it's not entirely spontaneous, but we are always amazed by this. From the look of his enviable load, it looks like he had a lot of fun being turned on with just his fingertips. Maybe one day he will come over and teach us how to channel our chi until it comes flying out the head of our penis. Until then, we'll stick with Rosy Palm and her five sisters, thank you very much.
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· Quick Handsfree (rockettube.com)