Tesla is pushing the same anti-right-to-repair angle and also seems to get (mostly) admiration by the "tech community" at large. As seems to always be the case, it's a lot easier to be critical when the company/group/individual isn't "on your side".
The exact same argument could apply there.
The plebs just can not be trusted to repair their own things, it is far too dangerous. If you repair you iPhone you might burn down your home, if you repair your brakes you might kill grandma, and if you repair are Tesla you might .....
Safety has never, and will never be a valid reason to prohibit independent / self repair