Ask HN: Why do email addresses need a user name?

Ask HN: Why do email addresses need a user name?

3 by escot | 5 comments on Hacker News.

I was thinking it would be cool to be able to have an email address that is just a domain, for example if I own bobsmith.com why can't I have bobsmith.com as my email address? Why does SMTP require a username, eg bob@bobsmith.com?



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