AC Chat: a political economy of signs is not about placards

A political economy of signs would be both qualitative and quantitative, not purely “cultural”, because there will always be “last instances”. Those last instances will be sufficiently determinative, even over-determined, complete with multiple entry points.

What causes a mirage? – ScientificAmerican
Mirages are a direct result of photons taking the path of minimum time in vertical temperature gradients.
A man in Scotland sees one of the coolest optical illusions – a floating ship. https://t.co/jX4Brfi8w5
— Crooks and Liars (@crooksandliars) March 6, 2021