Sorry but all items seem invalid.

- Do you move the mouse cursor with the keyboard? The cursor is designed to be used with the mouse, controlling the mouse cursor with the keyboard is slow.

- Every modern OS have menus across the top of the screen. If you think it's a bad choice, you're alone.

- Double click may sound bad, but right-click is worse. Look at non-tech people using a computer, they will double click instead of right-click and run.

- To paste without formatting, you use Ctrl+Shift+V in most programs.