Japanese camera manufacturer Olympus has just introduced the successor to its SZ-30MR compact shooter. The new snapper not only sees a minimal increment on its stage name, SZ-31MR, but it also keeps the same 16-megapixel backlit sensor as its predecessor, as well as an identical 24x (25-600mm) optical zoom. Though, the newcomer does get a fresh image processor, making the jump from a TruePic III to a TruePic V, thus bringing along better low-light performance, scene enhancements and keeping high-quality