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"Consistently demonstrated" for a common effective mod
"Demonstrated" for a mod done only by a few and found effective
"Insufficient data" for hypotheticals that haven't been found effective.
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When we try to pick out anything by itself, we find it hitched to everything else in the universe. John Muir
"Price is what the person pays. Cost is what society pays, here, now, elsewhere and into the future." Natural Capitalism
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