Matthias Clasen previews the changes in GNOME 3.8. "Allowing you to focus on your task and minimizing interruptions has been an important aspect of the GNOME 3 design from the start. So far, we just had a global switch to turn off notifications. The new Notification panel expands on this and allows fine-grained control over what applications get to annoy you, and how much."
January 25, 2013
Clasen: GNOME 3.7 at the halfway mark
Read more at LWN