Sprint continuously brags about its flagship 4G Android phone the HTC Evo. It is a great piece of hardware, but it is also a relatively large device with a premium price tag. Enter the HTC Evo Shift, currently Sprint's least expensive Android 4G phone. The Shift runs Android 2.2, includes a slide-out keyboard and is noticeably smaller than the EVO and Sprint's other slide-out 3G/4G phone, the Samsung Epic (see specs below). The Shift is also priced at $150 (with a two-year contract and mail-in rebate) compared to $199 for the HTC Evo and the Samsung Epic. It is a responsive, well performing smartphone that we liked in many ways. But, in exchange for the slide-out keyboard and lower price, it doesn't include all of the features of some other high-end smartphones. For instance, it lacks a front-facing camera and doesn't include HDMI output...