[extropy-chat] Social Implications of Nanotech

[Damien Broderick]

----- Original Message -----
From: "Dan Clemmensen" <dgc at cox.net>
Sent: Sunday, November 16, 2003 12:18 PM

> Most current hypothetical MNT centers on carbon,
> which can be extracted from the air. A more sophisticated MNT will use
> H, O  and N, all from the air, and Si, from the ground. Furthermore, MNT
> should permit recycling at the atomic level. Therefore, the material
> feedstocks also go to zero, at least for enough material to support an
> extravagantly luxurious lifestyle for evey human (Pre-SI).

This is discussed in moderate detail, drawing on analyses by Robert Freitas
and Robert Bradbury, in the 2001 US edition of THE SPIKE, pp. 323-4. I've
been trying to paste in this material from my file of the book, and the
damned thing won't let me do it; sorry.

Damien Broderick