Originally Posted by
Training.Wheels
I'm pretty sure he's talking about Wut, and not you. As for commuting, wear whatever the heck you want, and just roll up your pants so they don't get eaten up by the chain. 4.5 miles is nothing to be concerned about. My friend kept up with me for 30 miles on one of his first rides on his Kilo TT. Before that, he never really rode much.
Well I have to wear a backpack and my office has a shower. I assume just bring an extra set of clothes? I would think a extra shirt is needed but how about shorts/pants?