For CLI apps you wouldn't have to click through all the menus and discover stuff, there should be a man page you can skim to discover it. Even better is that it

For CLI apps you wouldn't have to click through all the menus and discover stuff, there should be a man page you can skim to discover it. Even better is that it's searchable, you don't have to click through all possible menus looking for that one odd feature you don't remember in 6 months time. For full TUI applications I'd agree, there are usually worse at discover-ability, they are used because the make up for it in other ways like speed and learn-ability.