I think it's good to have our high standards of evidence, but once in a while I see someone with a good idea that just gets shrugged off. For instance it seemed like Denkenberger's paper on alternative foods was mostly ignored, even though it gave a pretty good conclusion that his idea was better in expectation than poverty relief.
There just needs to be more updating. When people see that, they will be encouraged to be creative because they'll have more confidence that if they get a good idea then it will attract attention.
I don't think people are properly grasping what it would mean to have a set of shelters on Earth that would be equally well funded as a permanent self-sustaining colony off-Earth. You could probably afford equally-sized self-sustaining colonies in underground locations in each of multiple different climate zones as well as multiple undersea locations. Plus each of them could be better hardened in all sorts of ways. But it's nearly impossible to estimate because a permanent, self-sustaining extraterrestrial colony is something with almost unbounded size and...
It seems equally plausible that otherwise honest cause-promoters would be incentivized to be dishonest and downplay their ca... (read more)