Looking at Google Trends for GNOME,KDE,LXDE,XFCE from 2004 to present is interesting. https://trends.google.com/trends/explore?date=all&geo=US&q=%... Back then GNOME and KDE stood head and shoulders over all alternatives, whereas these last twelve months, all the Linux desktop choices appear more or less in the same league. Open source sort of behaves the opposite way as markets where instead of shakeout we get shakein.