Caspian comments on Open Thread: May 2010, Part 2 - Less Wrong

3 Post author: Kevin 20 May 2010 07:30PM

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Comment author: NancyLebovitz 21 May 2010 01:31:45PM 4 points [-]

This reminds me of a related bias-- people generally don't have any idea how much of the stuff in their heads was made up on very little evidence, and I will bring up a (hopefully) just moderately warm button issue to discuss it.

What is science fiction? If you're reading this, you probably believe you can recognize science fiction, give a definition, and adjudicate edge cases.

I've read a moderate number of discussions on the subject, and eventually came to the conclusion that people develop very strong intuitions very quickly about human cultural inventions which are actually very blurry around the edges and may be incoherent in the middle. (Why is psi science fiction while magic is fantasy?)

And people generally don't notice that their concepts aren't universally held unless they argue about them with other people, and even then, the typical reaction is to believe that one is right and the other people are wrong.

As for the future and the past, it's easy enough to find historians to tell you, in detail, that your generalizations about the past leave a tremendous amount out. It should be easier to see that futures are estimates at best, but it can be hard to notice even that.

Comment author: Caspian 22 May 2010 02:25:15PM *  1 point [-]

As to whether I could give a definition of science fiction, Similarity Clusters and similar posts have convinced me that the kind of definition I'd normally make would not capture what I meant by the term.