In 2000, A Mysterious User Appeared Online With An Extraordinary Claim: He Was A Military Soldier From The Year 2036. Calling Himself John Titor, He Posted Detailed Explanations Of Time Travel, Shared ...

It may seem like the plot of a science fiction film, but some people are convinced the mysterious John Titor genuinely travelled back to the year 2000 to warn us of a bleak future for mankind.