tag:blogger.com,1999:blog-38413397.post8417959214351600498..comments2023-12-19T15:10:02.866-08:00Comments on ex cathedra: Aztecs with telescopesUnknownnoreply@blogger.comBlogger1125tag:blogger.com,1999:blog-38413397.post-2062940026346348412012-03-29T19:51:30.984-07:002012-03-29T19:51:30.984-07:00Also one of my fave flicks -- and correct in its n...Also one of my fave flicks -- and correct in its non-optimistic ideas about aliens.<br /><br />The most intelligent kinds of critters tend to be predators, by necessity.<br /><br />Whatever kinds of creatures there might me out there, the one most likely to _bother_ crossing interstellar space to reach Earth would be those with imperial aims.<br /><br />An interesting theory is the idea that the reason we have never heard radio signals from alien civilizations, despite much searching, is not because they aren't out there, but because the majority of them think that broadly advertising one's presence is unwise.<br /><br />--NathanAnonymousnoreply@blogger.com