Bringing Supersonic Flight To The People

Y Combinator · · 47 min

Boom founder Blake Scholl returns to explain how Rolls-Royce publicly dropping Boom pushed it to build its own engine, which led to boomless supersonic flight and a profitable turbine business powering AI data centers.

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The gist

  1. Scholl calls outsourcing the engine to Rolls-Royce one of his worst decisions; Rolls broke up publicly in 2022, briefly making Boom unfundable.
  2. Building its own engine let Boom optimize for transonic performance, and simulations showed it had solved sonic boom without realizing it.

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Made by someone on this episode

Make Boom · Blake Scholl's — Boom's internal design software that wraps an airplane around a giv...

Also mentioned

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42:22 Freedom's Forge · "If you look back at the history of World War II, there's a great book on this called Freedom's Forge. And..."
45:43 XB-1 · "This is one of the reasons we live streamed the XB-1 supersonic flight. And the best thing I ever got out..."

What do Y and experts like them all swear by?

37 things in common

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