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Old 05-22-2012, 04:24 PM   #30 (permalink)
gone-ot
...beats walking...
 
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...it's ALL boils down to the simple equation: N × Q, where N = number of items and Q = savings per item.

...since, there are many low-MPG vehicles and relatively few high-MPG vehicles, more progress (benefit) arises from small improvements to the many vehicles, ie: the benefit of the multitude over the benefit of the few.
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