Computer Graphics: Derivative of Fame?

Until now I've never found a way to work it all into a meaningful calculus, but I'm finally geting an idea of the value of computer graphics in terms of super models. CG appears to be related to the derivative of the degree of their fame.

Very Famous Model = Not Famous Model + Computer Graphics

Ergo,

Computer Graphics = Very Famous Model - Not Famous Model

The story:

"LONDON – Relatively unknown Italian model Mariacarla Boscono and a set of computer graphics will replace Kate Moss as the face of H&M, the Swedish retailer has confirmed..."

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