After upgrading to Snow Leopard, Mac users also will not see a major interface ... in-place upgrade from Tiger (with the higher-priced CD) or OS X 10.5 (with the standard Snow Leopard CD).

Instead of an exhaustive list of new feature and built-in apps, Snow Leopard was a bit of a breather, giving the Mac room to prepare for the years ahead. The most noticeable user-facing feature of ...