When I had it convenient to check, I would pop on during downtime, now it's just gone. I do check HN more often so maybe it's just a general social media itch.
https://www.livescience.com/49585-facebook-addiction-viewed-...
https://www.wired.com/story/phone-addiction-formula/
https://neuroscience.stanford.edu/news/just-how-bad-kids-sma...
https://www.1843magazine.com/features/the-scientists-who-mak...
I think FB has added more to the world (wealth, high tech jobs, open source technology, places for people to organize, ways for people to connect) than it has taken away in the form of FB addiction and manipulative ads.
The masses have always had their bread and circuses. I don't see why a new digital variation is any worse than existing forms of mindless entertainment.