I assumed it was a wink to the Nov 1972 Playboy model[1] whose centerfold face became a de facto baseline test image for DSP algorithms without consent. [1] ht

I assumed it was a wink to the Nov 1972 Playboy model[1] whose centerfold face became a de facto baseline test image for DSP algorithms without consent. [1] https://en.wikipedia.org/wiki/Lenna https://en.wikipedia.org/wiki/Lenna