I myself believe that there will one day be time travel because when we find that something isn't forbidden by the over-arching laws of physics we usually eventually find a technological way of doing it.
You had to make a camera look like it's traveling at 300 mph but you couldn't make it actually travel at 300 mph so you had to slow everything down and build devices to do that. So you were constantly engineering.
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Every day is intense and alive whether it's travel work even down time which there is so little of.