possible alternative view is that the luxury good-ness is intentional / desired: https://twitter.com/noun40__/status/1677453902386696192?s=46&t=I3GMmn9RqMp26z1dExtLuA
How is Nouns, an opt-in share purchase/investment, a tax? And funding advertising with a goal of proliferation is far from a public good. (Yes I know not all nouns props are ads, but many retain that as a primary goal and the public good part is often secondary)