Would you be willing eat your words? Plenty of EV motor designs from Continental, ZF and Chinese companies are brushed (or other forms of physical shaft contact with slip rings). Not every EV is BLDC due to the desire to give up on expensive rare earth magnets on budget models.
https://www.speakev.com/threads/zoe-motor-change-5aq-what-do...
The part where you go "nuh uh, this won't work on motors that no mass-produced electric bike or scooter ever uses". It probably won't work on horses, either, but that's not what TFA is about.