It would certainly be an accelerator for people who know exactly what they want. And it would remove multi tasking, which I‘d appreciate.
That said, it obviously depends on the project.
A frustrating vision of the future would be when we've been asking for faster loading lighter web pages for years and then companies start caring about it and improving it not for us humans but for LLMs.
you need to launch 10-15 more terminals, who is waiting these days? :)