If you are a Debian (stable) user, then you are undoubtedly used to one of the most rock-solid experiences available in the FOSS community. That of course comes at the expense of having the latest and greatest at your fingertips. Debian users can now rejoice between ice ages as Gnome 3 is finally coming to the unstable branch! That means you only have 400 years to go until it is available in stable. Let the waiting game commence.
The Debian GNOME team started uploading a mix of GNOME 3.0 and 3.2 packages to Debian unstable because the release team is ready to take care of this transition. This means that as soon as the packages are ready in Debian unstable, the release team will ensure that they also reach wheezy (aka the current testing distribution). Read more here.