Fair enough. I'd be fine being wrong.
Improved efficiency would reduce the catastrophic energy demands LLMs will have in the future. Assuming your reality comes true it would help reduce their environmental impact.
We'll see. This isn't first "it's the future" technology I've seen and I'm barely 40.
Having had a team in India grafted on to help me with a project. AI would've been an equally useless time suck.