A Huge Time Travel Problem and the Disappointed Interstellar Astronaut

An exploration into the ideas of backwards time travel, recent developments in thinking on it, and also how this could affect interstellar space travelers. My Patreon Page: https://www.patreon.com/johnmichaelgodier My Event Horizon Channel: https://www.youtube.com/eventhorizonshow Music: Intermission in D by Miguel Johnson https://migueljohnson.bandcamp.com/ Cylinder Eight by Chris Zabriskie is licensed under a Creative Commons Attribution 4.0 license. https://creativecommons.org/licenses/by/4.0/ Source: https://chriszabriskie.com/cylinders/