> One of the big crushers of self-esteem is seeing your own post get 5 likes while a friend's gets 50.

That's also a symptom of a problem outside of Facebook's control. From my personal experience, comparing myself to others has never been an authentic source of self confidence. But it's hard to remember that when modern culture and media values perfection and popularity.

Facebook is opportunistic and exploitative about it, where the entire product is engineered to be addictive keep you coming back. And so are thousands of other apps, news programs and articles, tv shows, etc.