“segusoLand is a program for GNU/linux that enables users to specify actions in a very uniform and intuitive way. Some people would call segusoLand a “desktop environment”, some a “file manager”, some a “start menu”… it is difficult to classify it because it is quite innovative. The big innovation of segusoLand is called “intelligent option narrowing”. You won’t find it anywhere else” says its author Maurizio Colucci. Check the application here and some screenshots here. Make sure you read the other pages too as they provide a lot of information as to what segusoLand really is and what it does.