> By "sender" and "receiver" I mean person, not server. What's the difference? An email address isn't a person, nor does it represent one. > I truly don't un

> By "sender" and "receiver" I mean person, not server. What's the difference? An email address isn't a person, nor does it represent one. > I truly don't understand why you're on about servers and transport protocols when this thread is about social networks. Because it was mentioned that SMTP is the only decentralized protocol, and I disagreed.