In a post on the Wattie Ink Blog written by Dave Ripley, Mat Steinmetz of 51 Speedshop (and episode 9) weighs in on the old “when do I choose light weight over aero” controversy. Instead of leaning the favorite proofpoint of triathletes everywhere (aka “unqualified opinion”), Mat uses these new concepts called Science™ and Math™ to explain why only mountain goats don’t have to care about being aero.