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Message: <blockquote data-quote="Shag" data-source="post: 5304830" data-attributes="member: 13289">Assumptions:  Both Traveller and Observer are industructible and immortal.  There is nothing else falling into the hole that obscure observers view.An observer sees the traveller become redshifted and slow down as they approach the event horizon but the traveller never quite reaches it.The traveller speeds ever faster towards the hole, he looks up and sees massively blue shifted light, but notices the stars visibly moving, some are going nova, some are being born.  As he reaches the horizon the universe ends, time ends.  Basically a black hole is a one way time machine.  The only possible esape for traveller is the off chance that the hole dies before the end of time through losing energy through hawking radiation.  So actually it would be a great prison for immortals.</blockquote>