Quote Originally Posted by SadieKate
Just found an interesting discussion of how to determine top tube and seat tube lengths.

http://www.cptips.com/bkefit.htm
from that website:
http://www.cptips.com/bkefit.htm

Wind-tunnel tests have proven that being narrow on the bike is much more important than being low. Most of us can improve efficiency the most simply by keeping legs and arms in line with our bodies, not splayed into the wind. A handlebar no wider than the shoulders is key.

yay!!