PCWizKid has been using Ubuntu since version 7, and this month with version 9.04 being released we had to take a look at it and see what new at the table. The fact is , other than the core kernel updated and the OS actually performing more stable and compatible than ever with your mainstream PC hardware, there are no major GUI changes that are visually enhancing Ubuntu any further at this time.Take a look at the PART 1 video review - A quick introduction to v9.04 - (Jaunty Jackalope) if you are curious and have been thinking about trying Ubuntu, now would be the best time.
The next video reviews of Ubuntu 9.04 addon's in this example adding a MAC OS X like Dock called Avant Window Navigator
Watch the tutorial showing you how easy it is to customize Ubuntu's desktop