OK

So you can change one word and engineer a whole new market.

Shimano Pedal Dynamics = Shimano Rowing Dynamics

https://boat.shimano.com/#

Who knows what other sports need SPD shoes, but the participants don't yet know it.

jousting

I rowed through high scool and the shoes used in the boat were either old canvas sneakers screwed to a wooden board or a plastic heel cup witha leather strap to hold your forefoot in place. They look like a great design and one that would work very well.