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Re[2]: 2nd law of thermodynamics



>So books in a library which are
>properly cataloged are no more orderly in a thermodynamic sense than those 
>put on shelves randomly.  

>>They are more orderly, even in a thermodynamic sense, because it took 
>>energy from somewhere else to put them in order from an initially less 
>>ordered state.

Theoretically, since it was a catalogued library to begin with, the books 
would have already been in a tidy, ordered state and any energy would have 
been spent in "unordering" it.  Additional energy would have been spent in 
returning it to it's original state.

-Betty
(worked in libraries for many years...if there weren't any patrons, the 
books would stay in nice, neat rows-barring earthquakes)