Followup: Interstellar Mea Culpa

Every now and again, I screw up. Sometimes it's small, sometimes it's big, and I try to admit it when I do. It helps you, the reader, understand things better when I 'fess up, and it keeps me honest. Also, after all, science is all about admitting mistakes and learning from them! Well, I made a mistake in my review of the movie Interstellar. It's actually a big but subtle one, and I'm kicking myself for not thinking of it. And it brings up another issue, a point I made in my review that quite a ...