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Hirschhorn provided fantasy. Conflated the constructions with construction work, of a philosophy being useful like plumbers, a pragmatic attitude that "fans" of philosophy armed with nothing but his packaging tape could assemble some good in the world. In hindsight much of it was tone deaf and not really useful. But it looked utilitarian. That was important.
This exhibitions "conversations" are a clever way to commodify another's thinking in a neat package AND provide a fantasy, of our communication being clever. Making your fandom pay through resale.