The NEX-5 and its sister camera the NEX-3 represent the beginning of Sony's booming market for compact camera. Since the launch of the Panasonic G1 Lumx just under two years has demonstrated that it is possible to have the versatility, performance and image quality of a DSLR in a smaller form factor, manufacturers increasingly have followed suit. Olympus, Samsung and Ricoh (GXR review forthcoming) have all launched compact cameras with bodies and interchangeable lenses. But Sony has eclipsed...