I deleted facebook 10 years ago. I was never a big user anyway, all felt rather vulgar. I did sign up to Insta recently to follow some bands/small companies. I wouldn't have been able to snag some contact mics from LOM if I'd relied on their newsletter. Don't use it to post, or engage with friends.
LinkedIn is probably the closest I get, but I only use that as a contact book for work, never post anything.
I do use Slack to keep up to date with friends, arrange meet ups or video calls while in lockdown. A curated space, rather than using a social media site. Keep numbers small, and o