Don't forget one major thing, think about how many people on social media are not old enough to have a debit card, PayPal account, or similar. You effectively

Don't forget one major thing, think about how many people on social media are not old enough to have a debit card, PayPal account, or similar. You effectively instantly exclude them. In significant parts of the world, including the US, many ISPs are turning to CGNAT also. Static IPs and being able to open a port is an addon.