The point of Feedback section is for ideas >_>?
Also please read this example thread of how not to suggest ideas:
https://powdertoy.co.uk/Discussions/Thread/View.html?Thread=16296
You have not described anything about them and suggested ideas that were rejected before.
and snake eye lenses. very important.
I have actually done some calculations on knee simulation (referred hereon as KneeSim) and have come up with some interesting variables. For example, I have found that the square root of moo is approximately how awesome KneeSim is.
For more details go to http://cristgaming.com/pirate.swf