Google Plus Communities
In all their wisdom, Google shut down its own history as is common in the tech world.
Google decided to close its G+ communities in 2019 which to the researcher’s disappointment also kills off those communities and the content which historically I had used extensively to engage with the Google Glass community as well as to host events through Google Hangouts and so on.
Here are some of the communities in which I was the owner, co-administrator, or participant.