My friends, family, co-workers aren't worried
They don't share anything. They only use private messaging. Sure some photos are Public and may get leaked, but they're ok with that it seem. The thing is though, while not widely reported, PM's were leaked too alongside all the other data:
......"It was your name, in some cases your email addresses, in some cases your private messages," Mr Parakilas claimed......
https://www.rte.ie/news/2018/0321/949029-facebook-data/
http://www.theregister.co.uk/2014/12/24/judge_denies_facebooks_motion_to_dismiss_privates_sniffing_case/
...
This is classic satire from the, or is it...? Who wants to trust a CEO that has no conscience and lies like a used-car-salesman:
https://www.theonion.com/mark-zuckerberg-promises-that-misuse-of-facebook-user-d-1823988784