Originally Posted by LastPlace
He does group rides with one foot clipped in for about half the ride (10-12 miles) and then uses the other foot for the rest of the ride. He also appears to have about 1% body fat and looks like the cover of an anatomy text.
That's a quirky way to ride but it offers no insight on the efficiency of clipless. Maybe he has 1% body fat because his riding style is so inefficient that he burns off way more calories than the rest of you.