Originally Posted by
mstateglfr
Jan talks about the aero benefit and limited application in an edit to a post on his site. Of course it's an edit instead of just in the initial article...it's Jan and he is a modern day salesman who only clarifies once enough push back is felt(by way of responses which no longer exist for his articles).
It's pretty dishonest of him to state that his handlebar bags reduce aerodynamic drag when, by his own admission, they actually increase aerodynamic in all positions except an extreme tuck that he can't hold for very long.