Originally Posted by
monosierra
Its a matter of efficiency. If the terrain is such that one can traverse it faster on foot than on bike, then just get off!
Winner.
If LA is pooped at the end of a TdF stage and equally pooped at the end of the Leadville race (which I'd expect), which is harder? NEITHER! Racers put everything they have into each. The effort is the same, which means they are the same!