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Interview: Vernor Vinge

Interview: Vernor Vinge

Posted Dec 11, 2008 15:44 UTC (Thu) by felixfix (subscriber, #242)
In reply to: Interview: Vernor Vinge by k3ninho
Parent article: Interview: Vernor Vinge

I believe the word singularity has a more rigourous definition. IANAP, but I believe singularity in physics refers to either time 0 where backwards extrapolation divides by zero, or the similar problem trying to calculate what happens inside a black hole. You literally lose the ability to predict what happens.

Thus it is with social singularities. The social change is so profound that you cannot predict what will happen. No one could have predicted the changes the printing press made in Europe, with growing literacy and democratization of governments. No one could have predicted the changes wrought by electronics / computers / the internet. No one can predict what will happen when computers achieve human equivalent intelligence, and shortly thereafter superhuman intelligence in accord with Moore's law.

Think of it as a phase change. People whose weather experience is limited to temperatures of 30-40C normally and 20C once in a blue moon would imagine 0 to just be more so, possibly uncomfortable. Snow and ice would be utterly foreign to them, unimaginable and unpredictable.


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Interview: Vernor Vinge

Posted Dec 11, 2008 23:35 UTC (Thu) by nix (subscriber, #2304) [Link]

The definition of a singularity comes from maths, not physics: in simple
terms it's the point at which something goes abruptly to negative or
positive infinity (or zero, sometimes). In maths it's not necessarily a
sign that there's anything wrong: in physics, it tends to mean your
model's broken down and can't model those conditions (on the arbitrary
assumption that infinities don't exist in the real universe).

The singularities at the Big Bang and inside black holes are two examples
of singularities in current physical models. (They're not necessarily
*actually* singularities: that's just what the current models say.)

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