It takes less energy to accelerate a 40/13 gear ratio from 0 to 120r.p.m. than it does a 52/17 ratio, that's an undisputed fact. Personally I believe it made a difference, but like previously implied I'm open minded.
@Lynchman started
London Fixed Gear and Single-Speed is a community of fixed gear and single-speed cyclists.
It takes less energy to accelerate a 40/13 gear ratio from 0 to 120r.p.m. than it does a 52/17 ratio, that's an undisputed fact. Personally I believe it made a difference, but like previously implied I'm open minded.