| http://www.w3.org/ns/prov#value | - ???It may not be the smartest investment if you???re only doing it from the point of view of money,??? he said. ???But if you factor in the idea that you???re trying to make a change in how the energy you use is produced and the effect it has on the world, then you can sort of rationalize it a little better even if five years from now you could do the same thing and it would cost a little less.???
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