Episode so good I recorded it twice, What are your thoughts on the 4% and racing in prototypes? Can Shalane upset Keitany again?

Sources: https://www.nytimes.com/interactive/2018/07/18/upshot/nike-vaporfly-shoe-strava.html

https://www.outsideonline.com/2325366/track-and-field-iaaf-shoe-prototypes

https://scienceline.org/2018/08/incredibly-fast-and-barely-legal/

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