Published at LXer:
If you use Ubuntu, you're almost certainly familiar with GNOME, the default desktop environment that comes with it. You may have also heard that the next Ubuntu version--Natty Narwhal, version 11.04--will use the 3D-enabled Unity desktop by default instead, along with the Wayland graphics system... Now that there are already big changes coming down the pike, this is a particularly good time to take a fresh look at the Ubuntu desktop and all the many free alternatives that are available.
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