@paulg: Remember when the Boom XB-1 went supersonic? That was such an exciting day.

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Summary

Paul Graham reminisces about the day Boom Supersonic's XB-1 aircraft achieved supersonic flight.

Remember when the Boom XB-1 went supersonic? That was such an exciting day. https://t.co/u4LlVtBXTU
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Cached at: 06/29/26, 08:33 AM

Remember when the Boom XB-1 went supersonic? That was such an exciting day. https://t.co/u4LlVtBXTU

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