Hardy-r-r: Will they ever recover the energy expended to manufacture the device and all it's components? Sorry about the math.
tomWright: So they are using MORE cells, less often, for shorter periods of time? Even if they are more efficient, how much per KWh does this thing cost?Oh, and 20 times the electricity? I though solar cells broke the 6% efficiency barrier years ago. Either I misunderstand that, (possible), or the reporter is misstating something.
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