Starting today, you no longer need to have an invitation to try Google+. The social network has just entered beta stage, so that we can get everyone in it without an invitation, as well as abundant and important news.
Among the new features highlighted hangouts, available on devices with Android 2.3 or higher for video calls. There is also the hangouts On Air Service, with whom we share our stream with up to nine people.
In addition to these developments we can find a lot of new features and all the information you need from Google Blog.