Originally Posted by mcours2006

If we're talking about how or why (tighter-fitting) cycling-specific clothing is superior to loose-fitting (cycling or non-cycling specific clothing), it's not because it's become the norm. It's become the norm because it's superior. Close to your skin means that any sweat will come to the surface and evaporate, keeping you cool (or warm) under any condition. There's a slight aerodynamic advantage to be gained. The constant flap-flap-flapping of loose clothing, even if it wasn't an aero drag, is a nuisance.

But wear what you want. You don't need anyone else's approval to do it. Who cares what some small-minded stranger on the internet thinks?!