What I don't get about this trend (I must be missing something) about software hiding every toolbar (and sometimes useful ones) to get more "vertical space" like "vertical space" was a very valuable asset, while the computer industry is forcing everyone to screens with less vertical resolution...
Moreover, since most websites are fixed-width and that computers are moving to 16/9, I don't get why browsers (I know, not Opera) make it very hard to make vertical toolbars (like shortcuts and bookmarks, for example) on the sides...