Gwibber to probably be replaced with Friends
By default, Ubuntu ships Gwibber, a user-friendly powerful social client that incorporates an effective set of social services, like Twitter, Identi.ca, etc, allowing users to simultaneously enjoy multiple online services (like for instance, displaying messages from both Twitter and Identi.ca under the same window).
Yet, it seems that various users, while enjoying Gwibber and its multiple-supported services, seem to perceive Gwibber as slow, requesting various optimizations and performance improvements.
Software Updater removed its countbadge support. Minor change.
Synaptic Package Manager 0.80 released with GTK+3 support and bug fixes.
Onboard 0.99 ALPHA - docking support, Nexus 7-related enhancements and numerous fixes
Official launchpad branch shows new ghost-enabled Dash animations.
Unity previews. animation update.
Mark Shuttleworth: "Unity in 2013 will be all about mobile –*
Scopes > Deviantart, Wordnik, IMDB, Grooveshark, YahooStock, Google News, Wikipedia,
and Reddit to probably land by default in Ubuntu 13.04 in the near future.
Login Screen Gets Minor Tweaks.