Stop calling them “social” media. They have not been that since algorithmic feeds driving infinite scroll replaced updates from your friends. That was more than a decade ago.
There is nothing at all social about the latest generation like TikTok and YouTube Shorts.
Algorithmic media
If YouTube is social media, anything with a comments section is social media, even the old "guestbooks" of web 1.0 days were social media. It's a pointless term whoever uses it.