I didn’t say the author was talking about the Trioplan. I only said the Trioplan’s Bokeh shape would be an example that he purports as undesirable. As a photog

I didn’t say the author was talking about the Trioplan. I only said the Trioplan’s Bokeh shape would be an example that he purports as undesirable. As a photographer I don't care so much what optical design choice gave rise to an artifact (that I want to exploit artistically).