Earlier quoted context omitted.
For me, the power of Emacs is mainly that I can do everything with the keyboard, which is not only much faster, but also - to me - much more enjoyable than going through visual menus with the mouse. For someone not good with the keyboard, it's probably a nightmare. I suppose it's good for power users and terrible for casual users, and I don't know if there's any way to really build one user interface that works equal…
When I got into emacs 20+ years ago the "use only the keyboard" thing was a huge point of pride and to this day I don't understand why. Who cares? I use emacs because I can code the entire environment. Fundamentally the mouse is just a form of modal editing. Emacs supports this in spades of course, and god-mode is my modal input minor mode of choice, but clicking to jump to a position on screen can often be a lot fas…
But generally, please if you believe this provide some kind of source.