A friend and ex co-worker of mine, at our first job, had to write some code to send emails. Not knowing any better, he ran his manual tests using a clearly non

A friend and ex co-worker of mine, at our first job, had to write some code to send emails. Not knowing any better, he ran his manual tests using a clearly non existent email address, just a combination of letters. Or, so he thought: he soon received an email from said combination of letters, begging him to please stop spamming.