Just Posted: Our Canon PowerShot S110 hands-on preview. Canon's latest enthusiast 'shirt-pocket' compact looks very similar to last year's S100, but gains a touchscreen and built-in WiFi connectivity at the expense of its predecessor's GPS. But the S110 is entering a more-crowded market place, with larger-sensored rivals now available. So what does it offer to stay competitive? Read our preview to find out more about it.