It's been a long time coming, but Samsung's first phone running the Tizen operating system made its U.S. debut this week at the Tizen Developer Conference in San Francisco. Dubbed the Samsung Z, the phone will first hit in Russia in the thrid-quarter of this year. As it turns out, the Tizen-powered Samsung Z borrows a lot from its TouchWiz-powered Android cousins, but it offers a few unique twists.



More...