Met the co-writer of my book on Hacker News which changed my life! (Was a book on growth hacking that we first talked about on here)
Http://secretsaucenow.com - the book
Austen Allred - the man
We lost a six-figure affiliate deal last year because we unknowingly participated in their mass-discount package and the affiliate hauled us over the coals for having two deals going at once (which we had no idea was happening on Udemy).
Painful.
You could also add in here Gang music, which often includes real-life references to actual crimes that are happening right now or have happened, particularly with lower-level rappers.
There's a group from the UK, "67" who constantly have group members in and out prison and still play big festival stages. That's more extreme IMHO