> brands like Shimano have "generations" of motors, each going with specific batteries (with baka yoke features and no other engineering) And the different gen

> brands like Shimano have "generations" of motors, each going with specific batteries (with baka yoke features and no other engineering) And the different gen batteries even look and fit the same, the first time you figure there is something fishy going on when you try to insert your old spare battery is when you try to turn the thing on! E-bikes really need open standard interfaces for components. (Feel free to have multiple, and even a way to propose new ones, as long as they are open) Regulators, please step up.