It's all Netflix and no chill over here. In a hilarious act of petty revenge, this dude decided to troll his ex's Netflix account in order to mildly inconvenience her life and exact a little revenge on her for cheating on him all those years ago. That might just be the most surprising thing about this post, it's not as if they broke up yesterday; the user writes that she dumped him “A few years back,” which means he has been holding onto this desire to get even for some time. We've probably all…