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"Agreeing" to engage in a mutual activity at a predetermined time is not "ftl" . Not even close. That's simply a "coordinated simultaneous event". For it to truly be FTL the "clicking of the heels" would need to be observed BEFORE the stimulus that caused the clicking took place. In other words the other guy would have to SEE OR HEAR the clicks before the ...


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Teleportation and entanglement do not involve FTL communication of any kind. There is a local description of the evolution of any given quantum system in terms of its Heisenberg picture observables. The observables change only when the system changes by itself or through a local interaction with another system. Entanglement and teleportation can be ...



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