The Olympus OM-D E-M10 is the third incarnation of Olympus' popular range of high-end mirrorless interchangeable lens cameras. The E-M10 boasts some impressive DNA, using the same excellent 16MP Four Thirds sensor as its E-M5 sibling. We've been shooting with it extensively over the past few weeks, hoping to find out whether this 'digital' OM is as capable as the two that preceded it. Those are two solid acts to follow - how does the OM-D E-M10 perform?