There are a lot of people who never use a mouse while browsing the web! That's possible with browser extensions like Vimium, which show you a keyboard shortcut

There are a lot of people who never use a mouse while browsing the web! That's possible with browser extensions like Vimium, which show you a keyboard shortcut on every link when you press a key. "Two or more keystrokes" is a lot faster than using the mouse with that scheme.