The following lines were added (+) and removed (-):
=== Graphical Desktop Environment ===Unity is the desktop environment or "desktop shell" that ships default with Ubuntu. If you’ve installed Ubuntu using the standard installer then the graphical windows desktop shell you will see is Unity. Unity also includes a variety of programs from the GNOME desktop. Prior to Unity, Ubuntu used GNOME as the desktop shell. When Gnome version 3 was released the Ubuntu developers felt that it was too stripped down and lacked interfaces that the average user will need. Gnome and Unity remain very similar, however, Unity offers more desktop interfaces and now has taken some of the ideas of how a desktop environment should be from the mobile device market, such as an "App Store."=== Ubuntu Customization ===