Nikon clearly wants to make amends for its unspectacular J2 launch late last summer: it's launching not one but two 1 series models that provide a stronger incentive to go Nikon among lower-end mirrorless cameras. The 14.2-megapixel J3 and 10.1-megapixel S1 mostly receive hand-me-down features from the semi-pro V2, although that's not necessarily a bad thing. The leftovers give them