What is your feeling about this opinion, James?
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Thanks. Twitter will use this to make your timeline better. UndoUndo
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Just to point out, in paragraph 5, he writes, "Because respiratory virus spread is exponential, modest reductions can translate into large differences over time." That seems to suggest, any small effect masks have, is indeed worth the measly effort.
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Wait you mean for a virus that spreads via the air? making too much science sense here
End of conversation
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