No. For the car example, lock-in means you aren't able to use off-brand accessories, or service your car in an unlicensed shop. However, cars are mostly self-co

No. For the car example, lock-in means you aren't able to use off-brand accessories, or service your car in an unlicensed shop. However, cars are mostly self-contained, so this mostly only comes up with aftermarket stereo systems and membership programs. And yes, mild lock-in is very common. That doesn't make it a good practice from the consumer's point of view.