I remember Gmail invites. Ironically, Evan Williams (formerly of Twitter, now of Medium, at the time working at Google after they bought Blogger) was the person

I remember Gmail invites. Ironically, Evan Williams (formerly of Twitter, now of Medium, at the time working at Google after they bought Blogger) was the person who sent me mine—and on the morning of April 1st, 2004. So I've had a Gmail account since the first day it was publicly available.