We now know time travel is mathematically possible. Do you think humans will travel in time in the future? It might be 500 years from now or 10000... But do you think it possible... even likely? Do you think then, that people from the future may have come back to say 2012, because they could see humanity was on a very bad path? Food for thought. Now examine the graphical mathematics here... Examine the Torus I use as my banner... Inverse? Perhaps you are more incredible than you ever imagined? You are ?. Truth is stranger than fiction. https://www.independent.co.uk/....life-style/gadgets-a