Menus were short because they had to fit on the screen of a classic Mac (342 pixels) and the pull-down operation used to require holding the mouse button. I th

Menus were short because they had to fit on the screen of a classic Mac (342 pixels) and the pull-down operation used to require holding the mouse button. I think by Mac OS 8 you could click to open a menu and yhey could probably expect at least 480 pixels if not 600.