The first email was most likely sent by Ray Tomlinson in 1971. At the time, he was working on a government-funded research project that eventually became the internet. He invented a system allowing users to send messages between connected computers that were on the government system. Queen Elizabeth II was the first head-of-state to use email in 1976. And in case we think it’s all wine and roses, the first spam email was sent in 1978. Over the last 50 years since Ray sent his first email, the system has matured and expanded to where, in 2021, there were 319.6 billion emails...