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Posted July 11th, 2011 by dale
Since the advent of modern time keeping society has been struggling to keep our notion of time of day in sync with solar time.
Now there is a proposal before the ITU to drop the attempt (like the GPS system has done from the get-go.)
There are interesting issues pro and con.
David Finkleman and his collaborators have a good summary of the discussion in a paper published in American Scientist: