Looks like Google Circles if finally making an appearance..
It was rumored to launch during SXSW in Austin earlier this year, but it looks like Circles will be part of the new “plus” project.
(this looks promising!)
Other features besides circles are hangouts, instant upload, sparks, and huddle.
Check out the “tour” of the Google+ project:
Take a look at the introduction video below, but try to see past the typical “feel good” American psychology babble that google is using in their videos nowadays, and focus on the features.