s/masks.png" alt=""></p>

	<p>Surgical masks <em>on the infectious person</em> reduce cold &amp; flu viruses in aerosols by 70%<sup id="fnref32"><a href="#fn32" rel="footnote">32</a></sup> ‚Äì that&#39;s potentially as large an impact as a lockdown!</p>

	<p>However, we don&#39;t know for sure the impact of masks on COVID-19 <em>specifically</em>. In science, one should only publish a finding if you&#39;re 95% sure of it. (...should.<sup id="fnref33"><a href="#fn33" rel="footnote">33</a></sup>) Masks, a