I'm not a lawyer, and I don't know why the recording was made, but wouldn't you be upset if a conversation you had with someone else was recorded without your knowledge and posted on Facebook?
Graduation season always brings out the "what's your advice for graduates?" topics. Well, I have a slightly different version. If you could go back, what advice would you give your 18-year-old self? I asked on Facebook, and these are the best responses (in no particular order).