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Old 08-01-2008, 06:52 PM
solarefficiency solarefficiency is offline
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solarefficiency is an unknown quantity at this pointsolarefficiency is an unknown quantity at this point
It depends on your point of view

It depends on your point of view. Today's Internal combustion engines run at 30% efficiency, a similar efficiency to today's silicon solar panels. If you think 30% to 50% efficiency is good enough then good for you.
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