Yes. I heard he ran with a Nike prototype called alphaFly, which is probably sup... | Hacker News

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		francisofascii on Oct 12, 2019 \| parent \| context \| favorite \| on: Eliud Kipchoge Breaks Two-Hour Marathon Barrier Yes. I heard he ran with a Nike prototype called alphaFly, which is probably superior to the VaporFly.

mlamorte219 on Oct 14, 2019 [–]

I mean rebound energy is great for a force to hit the ground with less Cush under foot. Newton’s law of physics bounce a ball off pavement and then on a pillow and see what has better rebound energy

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