Google may have been exaggerating these numbers. From https://www.blog.google/technology/safety-security/expediting-changes-google-plus/ https://www.blog.google

Google may have been exaggerating these numbers. From https://www.blog.google/technology/safety-security/expediting-changes-google-plus/ https://www.blog.google/technology/safety-security/expeditin... > Google+ currently has low usage and engagement: 90 percent of Google+ user sessions are less than five seconds