I read an interview with a record executive a long time ago and he answered the question, "How do you find the next big thing?" "That's pretty easy," he said, "I just look for something that parents will hate." That this is a successful strategy is self-evident. (American) kids want to differentiate themselves from their parents and will pay money to do so. They'll probably latch on in some form to anything as long a…
He's not saying parents will hate this, they just won't hear about it or understand it if they do.
There was also a period of a few years where facebook was college-only. Now everyone's mom is on it and some aren't fans of being FB friends with their parents, or friend's parents. They keep them on limited profiles, or even decline to friend them.