Setting Nemo to manage the desktop

Add this file: ~/.config/autostart/nemo-desktop.desktop

[Desktop Entry]
Type=Application
Exec=nemo-desktop
Hidden=false
NoDisplay=false
X-GNOME-Autostart-enabled=true
Name[en_US]=Nemo Desktop
Name=Nemo Desktop
Comment[en_US]=
Comment=

This allows the annihilation of Caja, which is a resource hog.