I'm reminded of this possibly apocryphal conversation between Alan Kay and Ivan Sutherland. Alan Kay: "How could you possibly have done the first interactive g

I'm reminded of this possibly apocryphal conversation between Alan Kay and Ivan Sutherland. Alan Kay: "How could you possibly have done the first interactive graphics program, the first nonprocedural programming language, the first object oriented software system, all in one year?" Ivan Sutherland: "Well, I didn't know it was hard."