Using this version on virtual machine “virtual box” in low specification “only one core 2.1 Ghz , 384 MB of Ram , and 12 MB of video memory ”
The default search engine has been changed to Yahoo! The default home page will use either Google or Yahoo! depending on user setting. Alpha 3 includes the 2.6.32 kernel based on 18.104.22.168. Alpha 3 of Kubuntu features the new KDE SC 4.4. The nouveau video driver is now the default for NVIDIA hardware, this driver provides kernel mode setting, which will give improved resolution detection. We now feature built-in integration with Twitter, identi.ca, Facebook, and other social networks with the MeMenu in the panel.
Booting time : really good
Become slower a little bit with live session
Had crashes when using “Gwibber”
Overall performance Slow, Not recommended to use it as default Operating system for this version.
Try to install it or use live session, leave you feedback, report crashes, so they be able to fix it in next release.