I've always wondered what kinds of things can happen within the specifics of privacy policies nowadays.

Like I think it would be possible to have text/voice/object recognition work on the photos you send in an end-to-end encrypted chat app, described out-of-band and used for ... purposes.

   <encrypted data stream>
   <"spoken keyword: starbucks">  
   <"picture: LG washing machine">
   <"picture: donald trump">
   <"text: prescription xanax">