texts: Not a clue. </s> <s> A sign that the builders knew time travel through a black hole was possible. </s> <s> I don't follow you.
labels: On that flight recorder, they called the black hole an "Unknown Entry Event." They didn't know what a black hole was.  Fifty years from now, men are going to build that ship in a very tentative, experimental way, with no knowledge that time travel through a black hole is possible.