gjm comments on Existential Risk - Less Wrong

28 Post author: lukeprog 15 November 2011 02:23PM

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Comment author: arundelo 15 November 2011 11:39:11PM 5 points [-]

The picture is of a Stanford torus.

Comment author: gjm 15 November 2011 11:43:23PM 0 points [-]

Don't those have to be fully enclosed?

Comment author: arundelo 15 November 2011 11:50:49PM 2 points [-]

Yes. The part that looks like a sky in the picture is some transparent material that holds the atmosphere in.