Yes, all of that, plus people will post the most mundane things about their lives constantly: what they are eating that moment, what they are reading, or what they are doing and thinking in that moment. People post all sorts of things. I mean, yes, Facebook is also a source of validation for many people who want to feel validated in life, too. Sure, that aspect of social media certainly exists for sure, and many people get a boost from how many likes they've gotten, shares, and comments, or by how many friends they have on Facebook, So, it can be a source of validation too. But it's not necessarily the case in every case and not for every person. Everyone has their own personal approach and needs around social media. Some are more private and others, far more demonstrative and extroverted.