It will not initially feature LTE connectivity. Quad-core processors are pretty fast, but they're also pretty large and Samsung apparently couldn't fit an LTE chipset in with its super-speedy CPU. So when the device hits the shelves in Europe this month and in the U.S. next month, it will have HSPA+ connectivity and standard Wi-Fi options, but no LTE. For U.S. consumers this means that the initial version of the device will likely be available on AT&T and T-Mobile, both of whom have nationwide HSPA+ networks, but not on Verizon and Sprint, which both rely on the CDMA-based EV-DO Rev. A for their 3G technology.

Samsung has said it will release an LTE-capable version of the device sometime this summer so you might want to hold off on buying it if you absolutely must have the fastest mobile broadband technology available.

Yes, it runs on the latest version of Android. Like all the new Android devices hitting the market, the Galaxy S III runs on Android 4.0 ("Ice Cream Sandwich") that has been designed to deliver the same user experience across different smartphones and tablets. Among other things, the newest version of Android features a home screen that can unlock using facial recognition software; Android Beam, technology that lets users send contact information, directions, Web pages and more via near-field communications by tapping their phones together; and integration with the Google+ social network that lets users host online video chats among their circles of friends.

in Network World's Anti-malware section.