Even the most clueless observer will have noted a disturbing new trend emerging among the male of the species these days: the deep V-neck T-shirt. We’re not talking about the ratty white Hanes with the yellow-stained armpits that your dad used to wear while cleaning the garage. No, this is a far more insidious epidemic, recognizable by its long, deep V, supple fabric, and retro color schemes. But why is it happening? And what does it say about us?