Source: HardyHeron/Beta/Kubuntu – Ubuntu Wiki
Kubuntu 8.04, the Hardy Heron, is the next release of Kubuntu, scheduled to be released towards the end of April 2008. This release will introduce the future of desktop computing by incorporating the new KDE 4 desktop as well as providing continued maintenance and support for the KDE 3.5 desktop. With the news concerning the release of the KDE 4 desktop, it was decided by Canonical that Kubuntu 8.04 would not be a Long Term Support (LTS) release.
