Preferences: Experimental playground: Rename "Insane Options"
./app/dialogs/preferences-dialog.c: vbox2 = prefs_frame_new (_("Insane Options"),
Please replace this ableist term with a more descriptive wording which does not refer to human conditions, like "Experimental" or "Uncommon" or such.
Afterwards, a ticket to update gimp-help
in https://docs.gimp.org/en/gimp-pimping.html#gimp-prefs-playground would be welcome.