It does help with aerodynamics, but just not enough to matter for the average cyclist.
something like 0.2% or 2% (not sure which) difference in performance, far too small to even considerate it when going to the lavatory does the job.
@edscoble started
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something like 0.2% or 2% (not sure which) difference in performance, far too small to even considerate it when going to the lavatory does the job.