Samsung NX300 previewed: Is this 3D-ready mirrorless the fastest focusing digital camera?

Big, bulky cameras aren't for everybody. You don't need chunky, SLR-like styling to get interchangeable-lens versatility, and some of us are more than happy to forgo a few features for street shooter anonymity. Back in 2011, Samsung answered that need, dropping the electronic viewfinder from the then-flagship NX11, and creating the stealthy...
