Originally Posted by Marcus_Ti

Only the very first MIPS helmet really adhered to the design language...none since has, in the name of increasing margins. Most "MIPS" helmets don't even have MIPS on the back 50% of the helmets. The MIPS people demonstrably do not care-so long as they get their money.

Of course...all this presumes MIPS design theory even works in reality....which is very difficult to prove.

MIPS and Sliding Resistance of Bicycle Helmets