Specifically, people that you love but who stubbornly insist on not agreeing to do what *you* want to do.
You join a social media site because of network effects. You stay because of the collective action problem. And if you leave anyway, you will experience "switching costs." Switching costs are all the things you give up when you leave one product or service and join another. If you leave a social media service, you lose contact with all the people you rely on there.
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