I think you are just used to the HN and tech bubble. A lot of us here most likely don't consume nearly as much social media as the average person does. "Instagram, owned by Facebook, says its users under 25 spend “more than 32 minutes a day on Instagram,” and users 25 and over “spend more than 24 minutes a day” on the app. [0].

In fact, my girlfriend who uses social media a lot more than I do says she knows like dozens of girls from college who are all wannabe influencers. There is a huge social media rat race currently going on which is why Facebook is making 40 billion dollars a year.

[0]: https://www.recode.net/2017/8/2/16081086/instagram-snapchat-...