Cf. * https://meta.wikimedia.org/wiki/Talk:Privacy_policy/Archives/2013#Do_Not_Tra... * https://meta.wikimedia.org/wiki/Talk:Privacy_policy/Archives/2014#Changing_D... * https://meta.wikimedia.org/wiki/Talk:Requests_for_comment/User_site_behavior...
(This thread, when it's over, should probably be summarised in that RfC.)
Nemo