Correct me if I'm wrong here, but for tan lines to work, you'd have to wear less to show it off right?

!!!

Quote Originally Posted by shinta
It can't all be efficiency. If that were true, all sports shoes would look plain and be one color.
That's marketting coming in to play. Sportspersons would like to wear something good-looking (and performance enhancing), and viewers would want to buy good looking shit that also seems to be performance enhancing.

If all-black shoes ran faster than coloured shoes, that'd be another issue.