Movies change over the years. Decades ago, I saw "Grey Gardens" as a story of a festering delusion of the American aristocracy and the closed circles of high society decaying into inanition and dependency. I saw its pathologies, including squalor and nostalgia, revealing the true and hidden face of an order that had been a sham from the start. In recent years, what came to the fore was horrific waste, not merely of m…