"everyone that has a Google account (aka. GMail) has a G+ account" Only recent signups are required to have a Google+ account. For older Google/Gmail accounts,

"everyone that has a Google account (aka. GMail) has a G+ account" Only recent signups are required to have a Google+ account. For older Google/Gmail accounts, you don't need to have Google+. "yet people still share crap with me (as I'm still in their 'circles') -- it just goes to my email." I'm on Google+ but I don't get notifications on my email because I turned it off myself.