<div dir="auto"><div><div class="gmail_quote gmail_quote_container"><div dir="ltr" class="gmail_attr">On Tue, Jun 30, 2026, 7:06 AM John Clark via extropy-chat <<a href="mailto:extropy-chat@lists.extropy.org">extropy-chat@lists.extropy.org</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div dir="ltr"><div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif"><b style="font-family:tahoma,sans-serif">A physicist would say there's <u>no such thing</u> as black light</b></div></div></div></blockquote></div></div><div dir="auto"><br></div><div dir="auto">They might accept that there is a thing called "black" light, widely enough that they need to acknowledge the term, even if it's actually near-ultraviolet light.</div><div dir="auto"><div class="gmail_quote gmail_quote_container"><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
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