Modern social media leaves a very big gap - that was filled by old Facebook, or to some extent MySpace: The "people directory" where basically everybody has a page, and you can see what friends are doing, or look up acquaintances and strangers. For me, social media feeds were never addicting, but more tedious. I found visiting friends pages and sometimes finding an update, sometimes not, like a slot machine, more add…
I disagree with this one. They might be afraid of sharing their data explicitly i.e. sharing everything happening to them for everyone to see (even strangers). The trend now is sharing content to people they only have very close relationships with. But them being afraid of big tech collecting and analyzing their data? I don't think so.