libmetacity0 1:2.28.0-0ubuntu2 (amd64 binary) in ubuntu karmic

 Metacity is a small window manager, using gtk2 to do everything.
 .
 As the author says, metacity is a "Boring window manager for the adult in
 you. Many window managers are like Marshmallow Froot Loops; Metacity is
 like Cheerios."
 .
 This package contains the shared library.