As one of the cases offered by Apple as part of its iPhone 4 Case Program, Incase's Snap Case for iPhone 4 ($35) is a clear or smoke black hard shell with a separate plastic video stand in the package. The shell protects the iPhone 4's back casing and sides, leaving its top, bottom, face, and side buttons exposed. Incase calls out the ring around its rear camera hole as specially designed to avoid glare when shooting photos, an issue with some early…