Considering the performance of the silver medalist, maybe thousands of hours of practice makes it moot, if you don't train yourself to require it. Cargo cult,

Considering the performance of the silver medalist, maybe thousands of hours of practice makes it moot, if you don't train yourself to require it. Cargo cult, even at the olympic level, is a thing. See the mustaches that make you swim faster [1]. It wasn't only the Russian's that adopted it. [1] https://swimswam.com/the-legend-of-the-mustache-in-swimming-from-spitz-to-today/ https://swimswam.com/the-legend-of-the-mustache-in-swimming-...