Considering how early that decision was made in the timeline of electric vehicles (how early we still even are) — getting saddled with a backwards compatibility kludge kind of sucks.
It’s still early days and certainly not too late to change it.
That's true for the US, but the EU mandates that all vehicle charging stations support CCS Combo 2.[1] They'd have to undo their mandate to allow better chargers, and I don't think that'll happen any time soon.