I don’t think paradoxes have much to do with it, but it’s a limit of six hours into the past. Since negative a thousand is less than six, sending her a thousand hours in the future doesn’t violate the six-hour limit.
It seems hard to believe that Harry managed to reverse engineer it in six hours with no special equipment.
I don’t think paradoxes have much to do with it, but it’s a limit of six hours into the past. Since negative a thousand is less than six, sending her a thousand hours in the future doesn’t violate the six-hour limit.
It seems hard to believe that Harry managed to reverse engineer it in six hours with no special equipment.