How Speedo plans to compete with athleisure after its Olympic moment

Hundredths of a second. That’s the difference between being on the podium and off it at the Olympic games. Swimmers do everything they can to train for it, earn it, and—with high-tech swimsuits—game it.  At this year’s Olympic Games, which came to a close this past on August 11, swimwear company Speedo outfitted more than 170 athletes in its high tech FastSkins, made in collaboration with engineers from NASA. Caleb Dressel, who earned five golds at Tokyo, and two for relays in Paris,...