Speaking of the hit-with-large-hailstones look, this is a bicycling time trialing helmet recently introduced by Garneau:
Louis Garneau Superleggera Aero Helmet
Did they do the dimples correctly? It was my impression that their method of improvement was to keep laminar flow longer (greater angle) on the back of the object... so the ones on the front would mean more drag. It should have these just behind the chord around the sides as well as the top, no?