Incase's Slider Case has become a staple -- pretty much guaranteed to follow soon after any iPhone launch. The iPhone 5 is no exception, with Incase now offering its $35 case in plain black and white, sparkly Crystal, or shiny Metallic finishes. It preserves the same general design as before, with a plastic body and a matching bottom cap that slides off for docking. Slider Case doesn't provide any coverage for the device's ports and buttons, but it…
