Computer Tips - Fedora: root disk nearly full

Date: 2021feb12 OS: Linux Distro: Fedora Q. Fedora: root disk nearly full A. There is all kinds of good ways to approach this such has
ncdu /
But for me this time the culprit was flatpak
dnf remove flatpak
and
rm -rf /var/lib/flatpak
Reduced my root disk usage from 91% to 76%