I'm curious how many Google services make automatic calls to plus.google.com for a variety of reasons. As a former G+ user who was opted into SPYW without my c

I'm curious how many Google services make automatic calls to plus.google.com for a variety of reasons. As a former G+ user who was opted into SPYW without my consent, I tend to be skeptical of any announcements like this. Besides, why have they been so evasive of releasing numbers before?