[...] Yes, it is a bold departure, but I find it makes me more productive all in all.[...] The quick gesture of ramming my mouse into the corner to arrange work-spaces works great.
Until someone decides that particular gesture opens your email in the newest, bold departure from convention.
The problem many people have with Gnome 3, KDE 4, Unity, Wayland, Windows Vista, Windows 8 etc. is that people keep changing stuff dramatically. Nobody complains about a new color scheme, we complain in great numbers about removing helpful features we like to use and replacing those with dumbed down stuff (let's call it Toddlerization of the UI) that emulates the latest cool overpriced toy.
I use computers for other stuff than hitting the screen roughly in some spot in a 4x6 coordinate system to start an "app" that is in 97.23% of the cases just another un(sup)portable spyware "website".
Those people taking these decisions are often more concerned about what they'd like to do or what they find Kooool. Rather than considering what is easy and agreeable to use for the actual user. It's their prerogative to do so, but don't complain when users start complaining and then start leaving in droves...
I'm aware that in FOSS you can always express your discontent with a fork (instead of a knive). I'll probably turn away from Ubuntu