It seems that Google is intermittently opening and closing the invite capability of their newly introduced social network named Google Plus or simply Google+ . Yesterday, it seems to be working after almost a week after the first shut-down of the invite mechanism. After few hours though, probably 5 or 6 hours, they closed the invitation mechanism again. Now, as of checking at (8:45 AM , Manila Time), the invite mechanism is apparently working again. For those who would like to be invited, just put a comment below. Please provide your email as well. As mentioned, Google Plus (Google+ or G+) is Google's new take on the social networking arena. It core features are the following: Circles . You can sort out your friends to different groups so as to enable you to easily limit the information you share to certain people. This is a great step with regards to privacy. Sparks. It is simply a feed of items with regards to a topic of your interest. The goal o...