Re: Market failure to sufficently weigh the future?

From: Samantha Atkins (
Date: Sat Nov 04 2000 - 14:54:59 MST

Dave Sill wrote:
> Robin Hanson <> wrote:

> > There have been a bunch of physics articles about time machines over the last
> > few decades. They clearly show that time machines are not logically
> > impossible, though it is not yet clear whether or not they are physically
> > possible with standard physics.
> Do you not see the paradoxes in that paragraph? Whether or not time machines
> are logically or physically possible, doing something in the present that
> changes the past is Paradoxville.

Not necessarily. Any changes may simply split off a different
timeline. The paradoxes are only present if a single timeline is
assumed that is changed by the time traveller.

- samantha

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