Adafruit: From Ultimate Driving Machine to Ultimate Rent-Seeking Machine: The BMW Logo Screw Patent.
If you haven’t already heard, BMW’s R&D teams have been busy “innovating.” Unfortunately, they aren’t focusing on the things that actually matter—like stellar engine performance or the legendary driving dynamics that gearheads love. Instead, the C-suite execs decided that the best use of their engineering budget was to design a proprietary security screw specifically intended to prevent BMW drivers from fixing their own cars.



You might also elect not to. Tell me, what do you think is the purpose of this special fastener?
To make it inconvenient enough for non-authorized mechanics to touch the car. Forcing the owner to pay the manufacturer to fix the car.
Precisely