<A href="http://www.pcworld.com/article/249034/windows_8_file_management_changes_include_minimized_ribbon.html#tk.rss_main" target="_blank">In trying to make Win8 useful on a touch-screen tablet, designers put big buttons</A> in Windows Explorer. But users felt the screen looked messy. Designers have now changed the "ribbon" feature and a few more things.