Sony's Cyber-shot QX100 lens camera is fantastic, impractical (sample photos)

At Sony's IFA press event, reps handed out samples of the company's $250 lens cameras to everyone in the room. We really enjoyed our time with the Cyber-shot QX10, but that model's more powerful sibling, the QX100, promised even better performance, albeit in a substantially larger package. Unfortunately, it's been a bit difficult to come by, and our loaner missed the deadline for a review. We'll examine it here instead. At $500, the QX100 is an incredibly pricey smartphone accessory, but when yo...