Making a SKScene's background transparent not working… is this a bug?

Question

Is there a way to make a SKScene\'s background transparent and present that scene over another one seeing thru the transparency.

The idea is to have the background o

Answer 1

I think that's not possible, since I tried everything as far as my knowledge goes, it keeps ignoring the alpha value.

Which is not logical since it works on top of OpenGL, but the SKView is subclassed from UIView, not from GLKView.