" Facebook also says that it's requiring all ad networks to delete any Facebook UIDs immediately "regardless of how they were obtained, " and it insists that it will enforce a "zero tolerance policy for data brokers.
And never letting anything stay on my to do list for more than three days (after which I either do it immediately, schedule it in my calendar, or delete it).
"The systems we used for photo storage a few years ago did not always delete images from content delivery networks in a reasonable period of time even though they were immediately removed from the site, " Facebook spokesperson Frederic Wolens told Ars via e-mail.