West Coast vs East Coast war BMX style.
west -Big gear and Big freewheel to reduce friction and spin easier.
east – Little gear and little freewheel to save weight
In the end, the gear ratios are the same.
Donny was running longer cranks when he turned pro, but then someone convinced him to go back to what he was using as am, since then he has been near the top. It was in an interview he did.