I had a rare Twitter username, @N. Yep, just one letter. I’ve been offered as much as $50,000 for it. People have tried to steal it. Password reset instructions are a regular sight in my email inbox. As of today, I no longer control @N. I was extorted into giving it up.
A sad story which reminds me of How Apple and Amazon Security Flaws Led to My Epic Hacking. Protagonists in this story are PayPal and GoDaddy, even though the former denies having leaked personal information.