That's not really what I'm asking, though. Yes, let's say it's not actually hard yet. Is it reasonable to ignore signs that things might get to that point and wait for if and when it does?
I think it's reasonable to worry well before that.
(I don't know what if anything we can or should do aside from worry.)
When it's actually hard to get a job as a white male developer. We're very far from that point.