Morgans wrote:
"Alan Baker" wrote
Anyone who thinks that the pressure of a fluid on a surface can act in
any direction but towards the surface is simply wrong.

I see. You are not lookng at the wing as a system, but taking an
observation at one point only, without reguard to what is happening around
it.

Point made.

He looked inside the wing, at the entire upper surface, at the lower
surface... that pretty much covers most of it. Air can't be in tension.