It's interesting how underrepresented KDE is in the "big distros". While it makes sense that Fedora and Ubuntu ship GNOME, and there are "spins" of each that include different desktops out of the box, it still surprises me.
In my opinion KDE has always been way less polished than gnome and is currently not financially backed in any meaningful way. They also have problems focusing on the core product and won't stop shipping half-assed programs nobody asked for.
>[...] To show our commitment to this dual licensing model, the KDE Free Qt Foundation was founded in 1998. It is a non-profit foundation ensuring that Qt will always be available under open source licensing terms. The agreement that governs this foundation has stayed mainly unchanged over the last 17 years. As a lot of things have changed during these years, we have been working with KDE over the last year to create a new and updated agreement that takes todays realities better into account.[...]