Yeah, because introducing new stuff always completely replaces the old stuff and doing things the way we did x years ago because we're used to it is such a great recipe for progress.
A desktop is not a mobile device. Design practices on one don't always translate well to the other. Learning how to use the keyboard well (i.e. touch typing) and learning one's OS's shortcuts allows one to be pretty damn efficient with whatever they're doing on a desktop. I'd posit that any near-term productivity gains are going to come from refining personal habits (e.g. minimizing external distractions and actually doing work).
AWK worked fast enough in a previous article referenced from HN, and that's software solidified in the 80's.
Virtual desktops and someting akin the FVWM interface is truly the best interface ever. No need to iconify(minimize), windows because all junk can be sent to different pages on your environment, focusing on your actual work.
It may be outdated according to the vision of the Gen-Z, but it works well and ridiculously fast to grasp.