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From: JAB <here@is.invalid>
Newsgroups: misc.news.internet.discuss
Subject: Boom Supersonic's XB-1 demonstrator plane
Date: Tue, 28 Jan 2025 20:59:37 -0600
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Boom Supersonic's XB-1 demonstrator plane  just went supersonic in the
skies over California's Mojave Desert, making it the first civil
aircraft to break the sound barrier.

https://techcrunch.com/2025/01/28/booms-xb-1-becomes-first-civil-aircraft-to-go-supersonic/

>first civil aircraft

???

Concorde