To be clear, I don't want to / don't have time to personally support the non-technical users. I'd just wish there were a better default answer than Gnome.
As a long time Gnome user... Yeah, where did they go wrong?
The upper left "hot corner"? That's a 1990's concept that violates so much.
The weird way everything changes when you hit that corner? I mean really, I want the launcher to be there all the time. And if it is hidden, why should all my windows shrink and rearrange just because I want to launch a different program? And why would the workspace switcher swing in on the right too? It's so jarring and unnecessary. Neat features, poor implementation. And and and....