All of Mark3's Comments + Replies

Just how fast can they make such deductions? I don't doubt their mad intellectual skillz, but to learn about the world you need to do experiments. Yes, they can glean far more information than we would from the experiments we've already done, but would it really suffice? Might there not be all sorts of significant effects that we simply have not constructed experiments subtle enough to see? You can come up with many theories about proton decay (or whatever) that are consistent with a given set of results at the granularity the "outsiders" can... (read more)

0pnrjulius11y
In particular, you need counterfactuals. You need to DROP a rock, and compare it to an undropped rock. You need to BEND a blade of grass, and compare it to unbent grass. If you just see one image, you can't possibly infer how it will behave when its parameters are changed.