(en) fluteflute, « Is unity just a plugin of compiz », : « The version of Unity that will be released in 11.04 is definitely implemented as plugin(s) in Compiz. »
(en) fluteflute, « Is unity just a plugin of compiz », : « La version d'Unity implémenté dans la version 11.04 est un plugin pour Compiz. »
« I am an Ubuntu Unity Developer, AMA » (consulté le ) : « GNOME Shell requires certain changes to the underlying GNOME system that are slated to land too late in our cycle to integrate into 11.04. GNOME Shell will therefor be installable only from a PPA until 11.10 when the underlying libraries have stabilized. »