Is it the shoe or the athlete: How much techno-science is too much?

In this Oct. 12, 2019 photo, marathon runner Eliud Kipchoge from Kenya, white vest, wearing Nike AlphaFly prototype running shoe, and his pacemaking team, wearing pink Nike Vaporfly shoes, run during the INEOS 1:59 Challenge attempt to run a sub two-hour marathon in Vienna, Austria.

Running shoe contest has now shifted to the size of the midsole

Research findings show rigid carbon fiber plates in shoe midsoles and insoles enhance performance.