Derek Reynolds says it all with a single screen shot.
About Mark Miller (DevExpress)
Mark Miller is a C# MVP with strong expertise in decoupled design, plug-in architectures, and great UI. Mark is Chief Architect of the IDE Tools division at Developer Express, and is the visionary force behind productivity tools like CodeRush and Refactor!, as well as the DXCore extensibility layer for Visual Studio. Mark is a popular speaker at conferences around the world and has been writing software for over two decades.