6 points | by surprisetalk 5 hours ago ago
1 comments
It makes sense as physics (the QM version is even stronger), but the best part (given that we don't actually have time machines) is that it's a fantastic plot device. C.f. RAH's "By his bootstraps" or "Back to the future"
It makes sense as physics (the QM version is even stronger), but the best part (given that we don't actually have time machines) is that it's a fantastic plot device. C.f. RAH's "By his bootstraps" or "Back to the future"