I agree to a point, but I have come across some remarkably opaque GUIs - in cars, for example. You can have the best of both worlds if there is a well-designed

I agree to a point, but I have come across some remarkably opaque GUIs - in cars, for example. You can have the best of both worlds if there is a well-designed API behind the GUI that also supports CLI tools. This also helps with test automation.