

That’s like saying the express purpose of hunting isn’t to kill something, it’s to acquire meat.
If you’re hunting to eat, the express purpose of hunting is to acquire meat. If you’re hunting for sport, then you may not care about the meat the express purpose would be the desire to the kill or the resulting trophy.
You can’t “produce” cool air, you can only move heat.
You’re focusing on the mechanism. The definition of “express purpose” is focusing on the result.
Absolutely true.
I guess my thought is that the benefits of our rapid growth outweigh the consequences of forgotten technology. I’ll admit though, I’m not unbiased. I have a vested interest. I do very well professionally being the bridge of some older technologies to modern ones myself.