Sony has unveiled updated VAIO notebook computers for the spring of 2012. The new machines have new options for the user to choose from, and some of the notebooks get new style and colors as well. The Sony Z Series gets a new carbon fiber silver offering and can be fitted with optional LTE connectivity. The Z also gets new Intel core processor options with i5 and i7 options. The machines start at $1949.99 and include the Power Media Dock drive.