| http://www.w3.org/ns/prov#value | - My point in mentioning these two types of swimming pools was that shared goods can potentially be preferred and cheaper -- just as fully-used mass transit may be preferrable because it burns roughly 1/8 the energy of single-occupant autos (this figure is from Roxanne Warren's book The Urban Oasis", and is not, as opposed to many things Mike and his sources cite, something made up).
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