We first noted light, spare-looking metal frames like these on the faces of up-and-coming architects, who favored designs that reflected their own aesthetics of grace, efficiency and an understanding of the harmony of artfully integrated materials. The look was extremely subtle, nearly invisible. In conversation, it would take a minute or so before you realize that the sparkling glints around the eyes of the wearer was from the gleaming metals and crystalline lenses of their eyeglasses. In today's competitive, streamlined world, small advantages like Duolettes may indeed be unfair, but necessary.