You can 3D print them dirt cheap.
"No improvement" is the important part
I was referring to the privileged life saved. They don't have to be too privileged.
No, you can't.
They require circuit boards, and motors. You can 3D print the blades which is literally the cheapest part, and could be made more cheaply with injection molding.
Oh and the bomb. Can't 3d print that
You can 3D print them dirt cheap.
"No improvement" is the important part
I was referring to the privileged life saved. They don't have to be too privileged.
No, you can't.
They require circuit boards, and motors. You can 3D print the blades which is literally the cheapest part, and could be made more cheaply with injection molding.
Oh and the bomb. Can't 3d print that