I’ve heard of Boom Aerospace from the US, which is a little further along in their development process, although they are only super sonic.

Same here, but apparently this isn’t even an isolated example:

https://youtu.be/fiD24uEvY1U?si=kqH-ixnhSvc4S_HG

(Video about their colonialism and exploitative monetary policy in the Saheel / Africa).

I’ve always heard it attributed (in a slightly different form) to Rahm Emmanuel, e.g. :

Never let a good crisis go to waste