[Quick guide] Time Travel: Is Covid-19 pandemic avoidable?

3 years ago
15

Is time travel possible? What is time? If time travel were possible, could we have stopped the Covid-19 pandemic? What is the 'Grandfather paradox'? Does the 'Grandfather Paradox' convince you that time travel to the past would never work or is it just one of the many questions to be solved once we have developed a time machine?

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