FINA bans bodysuits that have helped set more than 100 world records in the pool
This is not the only case of sporting authorities denying technological advances. Cyclists often have to race with weights in their bikes because their is a minimum weight of 15 lbs even though we can easily get down to 12 now. Bat materials are proscribed in baseball. and more.
I wonder if this is one of the reasons for MMA’s recent success. first, it has no technological component, and second, it’s a new sport while all these others are old, and trying to stay old instead of evolving into something new.