Originally Posted by
mrblue
OMG! Presta, without a doubt! They are so much more streamlined, lightweight, and aerodynamic. It's like the difference between carbon fiber and hi-tensile steel. Swear to God, as soon as I switched to Presta valves I knocked 30 mins. off my commute.
30 minutes off your commute, eh, Swear to God?

Yeah, OK, sure, I suppose the
without a doubt essential carbon fiber knocked another 30 minutes off your commute and you get to work before you even leave home.