Sony's just announced a new handset is joining its Xperia line-up this year: the Xperia M. Much like the Xperia L, it's aimed at the lower end of the Android spectrum, with far from benchmark-busting specs. It's got a 4-inch FWVGA (854 x 480) display seated behind a panel of stcratch-resistant glass, and a dual-core 1GHz Snapdragon SoC inside, paired with 1GB of RAM. There's only 4GB of on-board storage, but a microSD slot supporting up to 32GB cards will a