They are being downvoted because it is utter nonsense, spouted as authoritative fact.
Anyone who has ever used gnome seriously, knows that although it can be used for touch it is heavily keyboard oriented.
While not undermining the work of KDE devs who I have great admiration for, GNOME devs also work heavily on standards that benefit all of linux, and arguably do just as much if not more, as they are a very well resourced project.