Personally, I agree about how "having to shape a lens in an erstwhile expensive process to fit to a particular eye socket shape" would render monocles expensive

Personally, I agree about how "having to shape a lens in an erstwhile expensive process to fit to a particular eye socket shape" would render monocles expensive to produce, ergo, associated with wealth, might have something to do with it.- PS. That, and the "New Yorker", of course: - https://news.ycombinator.com/item?id=41409311 https://news.ycombinator.com/item?id=41409311