Fully ranting, here's an article at Linuxforums on all the things the author thinks Ubuntu is doing wrong.
Read it here
The only real problem with Ubuntu is Ubuntu itself. A tested and bug fixed version of Debian unstable with a pretty installer, a splash screen and the Gnome desktop is hardly the 'revolution' which it is purported to be. For Ubuntu to upset major players in the desktop arena such as Microsoft and Apple they need to start behaving like a professional company and provide for the needs of their customers as opposed to what the company thinks they need.