Review at Gizmodo: This thing is just a mess. It's like a tablet drunkenly hooked up with a phone, and then took the fetus swimming in a Superfund cleanup site. The browser is miserable, at least when Flash is enabled. It goes catatonic, scrolling is laggy, and it can get laughably bad. When better browsing is half the reason to go for a larger screen, that's insanity.
Every time there is a new major Mac OS X release, John Siracusa of the excellent technology website Ars Technica releases a long and detailed review. And the one for Mac OS X 10.6 Snow Leopard one has arrived.