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As I pointed out in The Art of the Motor and elsewhere, from now on we need two watches: a wristwatch to tell us what time it is and a GPS watch to tell us what space it is!

Art, Gps, Two
Source: ctheory.net
As I pointed out in The Art of the Motor and elsewhere, from now on we need two watches: a wristwatch to tell us what time it is and a GPS watch to tell us what space it is!