Author here -- given that r9x is also my project it wasn't entirely random :^)
I know Windows has made great strides in security, but I deeply miss the old Windows and this really hits home about how _little_ has fundamentally changed, or rather, how much the continuance of these APIs means today's Windows could be like old Windows, if MS wanted.
I came across Windhawk a couple of days ago here on HN, a system to patch Windows to look and behave more old-style; wow.