Apple today pushed a large (387.47MB) update via Software Update to owners of various HP printers, scanners and all-in-ones under Mac OS X 10.6.1 or higher (Snow Leopard). Details on what models specifically have been added or updated in the new v2.5.2 update were not available, but a current list of all the HP models supported under Snow Leopard is now available at Apple's web site. The company last updated HP drivers on June 30th.