I don't understand this post. People do all sorts of things for enjoyment and self-expression. All sorts of communities pop up like poetry slams, pick up spor

I don't understand this post. People do all sorts of things for enjoyment and self-expression. All sorts of communities pop up like poetry slams, pick up sports activities. Like just because Twitter gets value out of it somehow means people shouldn't want to do it? Isn't the ideal business one where people feel like they get equal value out of an exchange?