Imagine if you just discovered how to text through time, i.e. time-texting, when a close friend meets a shocking death.  Wouldn’t you text yourself in the past to try to prevent it?  But what if, every time you change the time-line and alter the future in untold ways, the friend continues to die, and you … Continue reading The Butterfly Effect versus the Divergence Meter: The Physics of Stein’s Gate