Originally Posted by
TimothyH
No need to work that hard Phil. Just consult "The Rules."
Rule 76 // Helmets are to be hung from your stem.
When not worn, helmets are to be clipped to the stem and draped over your handlebars thusly.
When in doubt just remember...
Fournel's Theorem // To look good is already to go fast.
-Tim-
Looks more aero than a stock handlebar. That must be why they do it.