129 million people have access to only 1 broadband provider. That's 40% of the country [1]. With wireless carriers maybe that increases to a little bit more, but they're prohibitively expensive usually to run as your main home internet connection.

For social media you have: Facebook (Instagram, Whatsapp), Twitter, LinkedIn, Snapchat, YouTube, WeChat, TikTok. And these are just the ones with > 100 million users. You can find way more with users in the tens of millions or less.

1. https://ilsr.org/repealing-net-neutrality-puts-177-million-a...