The "Wild Hornets" drone workshop has established its own production of flight controllers for FPV drones. ( streamable.com )
https://sopuli.xyz/pictrs/image/6023239f-0834-42be-a2d2-b651da92370b.webp...
https://sopuli.xyz/pictrs/image/6023239f-0834-42be-a2d2-b651da92370b.webp...