> It's not BS. The fact is that it's much cheaper and easier to design cars to be serviced by people who focus on a few models, and have a full suite of tools s

> It's not BS. The fact is that it's much cheaper and easier to design cars to be serviced by people who focus on a few models, and have a full suite of tools specifically made for those vehicles Unless I'm missing something nothing you state here is disallowed by the right to repair law. That "suite of tools" you describe just has to be made available to everyone, not just the specialists.