RE: Hole in a box

From: Emlyn O'regan (
Date: Mon Feb 18 2002 - 22:47:31 MST

Ah thanks! I was just looking for validation of some song lyrics... "a notch
in space and in time, an endless hole for the scree, event horizon in the
shell holding me". It occured to me belatedly that I didn't know if that
idea made any sense. So I thought I'd ask a nice, simple question onlist...

btw, any idea how I can get hold of White Abacus? I've tried local
bookshops, including Known Space, but no luck.


> -----Original Message-----
> From: Damien Broderick []
> Sent: Tuesday, 19 February 2002 14:59
> To:
> Subject: RE: Hole in a box
> At 09:15 AM 2/19/02 +1030, Emlyn wrote:
> >What I was originally asking, btw, was whether the concept
> of a dyson sphere
> >(or cloud, or m-brain variant, or some other derivative of the
> >shell-enclosing-power-source concept), would make sense
> using a black hole
> >(into which you throw a lot of stuff), rather than the
> traditional star.
> I wasn't going to mention this, because it sounds like
> self-promotion and I
> already do too much of that, but this is pretty much the
> device I used in
> THE WHITE ABACUS, except that instead of a black hole I used
> a magnetically
> stabilized metric defect and instead of a Dyson surround I
> used a hollowed
> asteroid, but power was generated by feeding gas into the
> thing's accretion
> disk. No, I didn't really do anything much in the way of calculations,
> although it's modelled on a Hawking micro-hole.
> Damien Broderick

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