I’ve gone through Gnome 2, Unity, Cinnamon and nowadays tend to favor KDE and honestly, I pretty much always try to replicate a traditional experience no matter which of them I’m using, so pretty much the opposite of what you’re asking, I suppose. I’ll say I did appreciate the top left corner quickly exposing all windows, so that feature I try and replicate whenever possible.
I’ve gone through Gnome 2, Unity, Cinnamon and nowadays tend to favor KDE and honestly, I pretty much always try to replicate a traditional experience no matter which of them I’m using, so pretty much the opposite of what you’re asking, I suppose. I’ll say I did appreciate the top left corner quickly exposing all windows, so that feature I try and replicate whenever possible.