Fujifilm X-H1 versus X-T2: what does the new camera bring?

Introduction The Fujifilm X-H1 sits at the top of the company's APS-C lineup, lifting expectations and capabilities beyond what was offered by the X-T2 that previously held the position. The price and feature set, as much as Fujifilm's claims, make clear that it's an additional model, rather than a replacement. So just what's changed? What's been added and who does the new model make sense for? Video The X-T2 offers 4K video, but the X-H1 takes things to a different...