If information can travel FTL then causality would be mutable.
That doesn't carry the implied premise that causality is immutable. I don't think that has yet been proven. In fact, if causality _is_ mutable, it might be possible to prove that it isn't even though it is.
If information can travel FTL then causality would be mutable.
That doesn't carry the implied premise that causality is immutable. I don't think that has yet been proven. In fact, if causality _is_ mutable, it might be possible to prove that it isn't even though it is.
Can of worms...