It's easy to have that thought, and eventually you'll be correct. One thing about technology is that it only improves. It's always building on top of what already exists. The only uncertainty is the exact timing, not the ultimate outcome.
The people struggling right now - they were told. 30 years ago. They really should have come to terms with it by now.
But these are also the people who refused to believe it, for whatever reason. Their heads were in the sand. So I do feel bad for them... but... this is somewhat self inflicted.
It's ok - I understand it seemed impossible. But many people understood it just fine - and they're doing fine.
Your inability to give space for those who love math to mourn its inevitable evolution is unnecessarily cruel.
But we've gone back and forth about this a few times now about the same disagreement over framing.
You have a nice day.