Resistance of a son hub when dynamo not on is negligible. I couldn't tell the different in speed/power on rollers.
Yeah gotcha. But there is some extra resistance because magnets/science. I suppose until ultra races are won in seconds rather than minutes/hours, the amount of time saved would be pointless
@skinny started
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Resistance of a son hub when dynamo not on is negligible. I couldn't tell the different in speed/power on rollers.