Jet engine design and Gloster E.28/39 in flight, 1941

The transcript discusses the initial challenges faced in aviation due to a lack of suitable materials and encouragement. It then highlights a significant breakthrough with the Gloucester E 2839, the first British aircraft powered by a gas turbine, which marked a pivotal moment in 1941 when the sound of a turbojet was first heard over English fields.

What new insight or understanding did you gain from this video?