I'm absolutely loving KDE since I returned to desktop Linux after a long absence. What really shocks me is how few of the big distros make KDE a default or "first class" DE choice. If I was a novice user coming from Windows, I'd much prefer KDE, which if you stick to the GUI is very navigable and similar in some ways.
GNOME essentially gutted itself when it switched away from GNOME 2. Somehow they still stuck around as a broken default. Go figure. IIRC, then a lot of documentation still mentions GNOME first and then KDE second. Furthermore, Ubuntu without the prefix is GNOME. Kubuntu is KDE. And all the others like Lubuntu, etc. all seem "special" to casual users. Think of what the average university student installs in a VM, when…
Don't worry, they will tell you."
It is very rare that people who use Gnome feel the need to shit on other DEs, but the opposite seems to be pretty common.