Spam
https://www.quora.com/Why-is-junk-email-called-spam-1
https://www.quora.com/For-what-do-the-letters-in-SPAM-stand-for-and-where-does-the-word-came-from-Who-decided-to-use-this-word-for-unwanted-emails
https://www.youtube.com/watch?v=anwy2MPT5RE