I think a lot of developers don't realize that features and functionality are only a part of a program. Many times what a program like that accomplishes is some

I think a lot of developers don't realize that features and functionality are only a part of a program. Many times what a program like that accomplishes is somewhat trivial and the interface is the whole point. Redesigning an interface is basically redoing the most fundamental part of the program. The design is why people use it.