Earlier quoted context omitted.
Well, how would you a) obtain the incriminating photo, then b) determine that it had been transmitted? An OS exploit and stat() for an atime would do it.
By asking Meta polity
Someone else has pointed out that it isn't legal to offer E2EE services in the UAE and so Meta intentionally compromises it in that market one way or another. They don't seem to be hiding that fact though so it's hardly an elephant.