We're quickly entering a world where car manufacturers are trying to extract profit from subscriptions (see: BMW heated seats, Toyota remote start, Ford BlueCruise, etc). On top of that, most cars are now shipping with an encrypted CAN bus, which lands us right back in the same "trusted computing" quagmire as every other consumer electronic device.
Their existence doesn't but their success does. If and when Framework becomes large enough to steal a significant portion of marketshare from less repair friendly companies, they will adapt or die.
There are success stories here; IBM and Panasonic didn't struggle to find customers for the Thinkpad and Toughbook respectively. But the market was never forced to "adapt or die" as you put it; in fact, the rugged and repairable machines were now the ones that had to adapt. How can you compete against a monopoly on repair pricing?