As a generality, GUIs can do only the tasks they were designed to do, and little more. Text-based terminals allow simple composition of tasks into arbitrarily-p

As a generality, GUIs can do only the tasks they were designed to do, and little more. Text-based terminals allow simple composition of tasks into arbitrarily-powerful pipelines. Terminals might not have discoverability, but in terms of sheer power they wildly outmatch GUIs for many tasks.