Assume everything else, like the quality of the content, would stay the same as now
This would tell us if social media content behaves like & should be treated as a commodity (just like magazines & DVDs), or something completely different like waste or like a public good
Do you think someone would pay for Facebook, if it was paid?
They already have a subscription model in Europe due to GDPR. You either need to accept tracking & ads, or pay a fee.
A few, but not most.
Kids won’t, and without kids your site is just will die. You need the next generation otherwise your just going to die with your user base