Thinking Harder About Time Travel Paradoxes
"Can" you go back in time and kill Hitler? It might not seem like it, but if not, no one who lives in a deterministic universe (like ours might be) "can" do anything they don't do.
Note: I won’t be able to do the usual YouTube chat on This is Revolution about this essay. But there should be one on a related topic next Sunday.
In each of the following pairs of cases, the two would-be assassins are equally skilled marksmen equipped with equally reliable weapons. Their targets are equally defenseless.1
David and Dietrich:
David is a tim…