Not much actually documented these days about the UI, considering probably that the vast majority of users never read or even opened the online help. In any cas

Not much actually documented these days about the UI, considering probably that the vast majority of users never read or even opened the online help. In any case, this has been working since forever. The address bar effectively was a Start ▸ Run with the current folder as working directory (if possible) when it was introduced. They have been careful not to break that.