I've been talking to some folks about Windows Presentation Foundation and the new Silverlight that Microsoft just announced (previously known as WPF/E). There seems to be some confusion about exactly what Silverlight is. It seems that some believe Silverlight will be an enhanced version of WPF to allow for 3D graphics and other visual elements - sort of a superset of WPF. Actually, it's the opposite. The purpose of Silverlight is to provide a unified way of authoring presentation for any platform....