Please note - Hangouts which is the multi party video conferencing system is NOT going anywhere. Hangouts On Air - is like normal Hangouts, but it is streamed live and an unlimited number of people can watch it - but cannot join in, the session is then saved to the connected YouTube account so it can be watched by people after it has ended. You have always been able to watch live streaming Hangouts via the YouTube site - more than likely because it has always used the YouTube live streaming infrastructure on the backend.
Google has slipped a death notice for Google+ Hangouts On Air into its support stream. Hangouts On Air are multi-party videoconferences, spewed live on the internets. Like the rest of Google+, they're hardly a household name and do not boast legions of slavering fans likely to fight for their retention. Even if those fans …
Tuesday 16th August 2016 08:26 GMT tiggity
G+ has quite a few benefits as a social network
By virtue of it being less popular you get a lot less spam & it's very easy to find & join communities that you are interested in so you can have a focused experience and not drown in a deluge of dross.
Yes its Google - with all its dubious data hoovering implications, but FB is not exactly averse to data mining.