Meta blocks users from sharing links to ICE List, which compiles names of DHS staffers; Meta cites a policy against "asking for personally identifiable" info (David Gilbert/Wired)
https://www.wired.com/story/meta-is-blocking-links-to-ice-list-on-facebook-instagram-and-threads/
http://www.techmeme.com/260127/p47#a260127p47
