"WhatsApp messages are end-to-end encrypted, but user data is not only about messages. That also includes the metadata such as user location, which contacts the user is communicating with, the patterns of when the user is online, etc. This metadata according to your privacy policy is indeed used for targeted ads across Meta services."
I've seen mathematicians take a piece of paper, draw an arrow, not even a domain or image, stare at it, then say 'No that's not it', scrap the paper and start all over again... -- https://x.com/Friteszilla/status/1794489258436092280
@ColinTheMathmo I'm reminded of an item in a book of puzzles, which went something like: "A boat travelled from A to B, taking one-and-a-half hours. On the way back, it took only 90 minutes. How?"
A chemist found that a particular reaction took 1n hour and 20 minutes when they were wearing a particular sweater, but 80 minutes when they weren't ... how is that possible?
Despite our artistic pretensions, sophistication, and many accomplishments, we owe our existence to a six inch layer of topsoil and the fact that it rains -- Paul Harvey (lightly edited)