"shouldn't be profit oriented" is another way to say "costs will quickly grow exponentially", because there's absolutely no incentive not to let them.

Is anyone better off if elderly care becomes too expensive to offer at scale?

1: "Shouldn't be profit oriented"

2: ???

3: "too expensive to offer at scale"

Except that Americans pay far more for these services than places where they aren't profit oriented. Try again. Reality does not support your assertion.