Our previous example received some nice feedback, but it did not seem to wreck anyone's head sufficiently. Clearly I must up the ante:
This also comes from The Goldilocks Enigma by Paul Davies (page 287).
This example is deserving of more intense study, so to fully appreciate just what a marvelously weird-ass concept it is illustrating. Yes, the existence of 'Communicators' is directly feeding back into the laws of physics.