That same system of panels is still in use, but they shrunk the hot corner for it significantly so it's much harder to accidentally activate.
That said: learning how it works is definitely worth the effort if you have a large screen. You can have as much or as little on the screen as you like.
That said: learning how it works is definitely worth the effort if you have a large screen. You can have as much or as little on the screen as you like.