This is what I was alluding to:
I wrote recently about how the collection of good, fruitful open problems is now being mined in a non-renewable fashion, leading to the potential scenario of these problems becoming scarce [0]
It's what fanatics do when they want to enforce their view on the world, they have to attack anyone with a reasonable viewpoint because they can't imagine a world where someone tells them they don't like what they're doing.
As for the rest of your comment, I hope you have a great day.
You're locked into that idea, but provide no real argument. The dangers they describe in the letter are real.
It's the work of authoritarians and needs to be rightly called out.