First, an insight:
2nd, a cross reference:
3rd, a conclusion or theory:
An effect of a well-positioned carbon plate inside a running shoe surrounded by a well-responsive foam would be expected.
Footnote: Oscar Pistorius was sponsored and equipped by Nike
Read also the interesting article by Francesca DeRosa in Wired: Athletic Authorities Must Reckon With Racing Tech Again
Highly recommended!!! Map and hiking times
Since his first success in Berlin: He always gets a big Erdinger after the finish… 2018: A fabulous world record!