Ever wonder what Xubuntu is running when you start up? Here's a hyperlinked document based on running "pstree -A".

init-+-NetworkManager-+-dhclient
     |                `-{NetworkManager}
     |-Thunar---{Thunar}
     |-acpid
     |-atd
     |-avahi-daemon---avahi-daemon
     |-bluetoothd
     |-console-kit-dae---63*[{console-kit-dae}]
     |-cron
     |-cupsd
     |-2*[dbus-daemon]
     |-dbus-launch
     |-dd
     |-gam_server
     |-gconfd-2
     |-gdm---gdm-+-Xorg
     |           `-sh-+-ssh-agent
     |                `-xfce4-session
     |-gnome-keyring-d
     |-gnome-power-man
     |-gnome-screensav
     |-gvfsd
     |-hald---hald-runner-+-hald-addon-acpi
     |                    |-hald-addon-cpuf
     |                    |-hald-addon-inpu
     |                    `-hald-addon-stor
     |-klogd
     |-6*[login---bash]
     |-nm-applet
     |-nm-system-setti
     |-notification-da
     |-python
     |-syslogd
     |-system-tools-ba
     |-udevd
     |-update-notifier
     |-wpa_supplicant
     |-xfce-mcs-manage
     |-xfdesktop-+-firefox---5*[{firefox}]
     |           |-orage
     |           |-xfce4-terminal-+-bash---pstree
     |           |                `-gnome-pty-helpe
     |           `-{xfdesktop}
     `-xfwm4