"Why can't a tool be simple, expressive, easy to learn and easy to use? What studies do you site for your viewpoint?" Perhaps it can be. But they are all desig

"Why can't a tool be simple, expressive, easy to learn and easy to use? What studies do you site for your viewpoint?" Perhaps it can be. But they are all design choices that are often at odds with one another. E.g. I've frequently used software that was easy to learn but hard to use. Likewise I've used tools that were hard to learn because they had new abstractions but once you understood the new abstractions they were really easy to use. Etc etc etc.