True but they just introduced their very successful piston-engined P-26 fighter [1] a mere 89 years ago. Barely even had time to design a follow up! /s https:

True but they just introduced their very successful piston-engined P-26 fighter [1] a mere 89 years ago. Barely even had time to design a follow up! /s https://en.wikipedia.org/wiki/Boeing_P-26_Peashooter https://en.wikipedia.org/wiki/Boeing_P-26_Peashooter