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Continue to ChatCovid in cabins: Low risk, no silver bullet https://leehamnews.com/2020/10/14/promising-ideas-but-one-silver-bullet-wont-stop-covid-in-cabins/
Covid in cabins: Low risk, no silver bullet https://leehamnews.com/2020/10/14/promising-ideas-but-one-silver-bullet-wont-stop-covid-in-cabins/