Quote - ... implied here is that I possess a greater knowledge of shaders than most developers.

Hehe... I think it's quite likely you already do! Someone referred in a recent thread to "a shader guru like BB or RobinsVeil (sic)" . You've made it, big time, name up in lights... with inverse square falloff, of course.

Quote - YOU SHOULD NOT USE THIS FEATURE IF YOU DO NOT WANT ME TO KICK YOUR ASS.

quickly writes a script to turn it off everywhere
I think I'll just add this in to my "switch all texture filtering off" script.

Quote - But Poser Pro will change it. This is one disadvantage of Poser Pro, and one reason why total understanding and total control of the shader color math is key.

Poser Pro does not anti-gamma correct a User_Defined node, I discovered, so there's an easy way round this.

"If I were a shadow, I know I wouldn't like to be half of what I should be."
Mr Otsuka, the old black tomcat in Kafka on the Shore (Haruki Murakami)