I've had countless conversations about bike fitting, before, during and after bike fits. Sometimes instead of. This video so clearly demonstrates what a perfect match man and machine can make.
Watch Ole Ritter's legs going around, and imagine an engine perfectly fastened to its chassis. His glide is so effortless and so perfectly justified, every movement and breath, so perfectly orchestrated to rend speed from the road.
(3:20 for the hurried)