[Flag_This]

"It did not need to be invented."

Yeah, it did. The camera obscure is a way of projecting the image. Great. Now fix that image on the linen cloth - that had to be invented... and then abandoned until 1840.

[Poison Pill]

Try this. Lay down on the ground, like a body in repose with your shoulders flat against the floor. Now, keeping your shoulders against the floor, cross your palms over your groin.