Hacks 16-21
Hack 16. Switch Users Fast
Hack 17. Double Your KDM (KDE) Login Screens
Hack 18. Double Your GDM (GNOME) Login Screens
Hack 19. Get Multiple Desktops the Macho Way
Hack 20. Scrap X11 for Fancy Login Consoles
Hack 21. Personalize Your Qingy Theme