I've seen discussions of the engine, about the regulatory barriers to designing ...

WalterBright on March 10, 2024 | parent | context | favorite | on: U.S. is said to open criminal inquiry into Boeing

I've seen discussions of the engine, about the regulatory barriers to designing new piston engines for Cessnas so the leaded gas can be dispensed with. Businesses don't want anything to do with changing anything at all about those airplanes.