How Good is the Fujifilm X-H1's In Body Image Stabilization?

We've been testing the new Fujifilm X-H1 mirrorless camera for a few weeks now, and we're overall very positive about the camera, though there are things about it are making me scratch my head. One of those things, in body image stabilization (IBIS) isn't confusing me at all though. In fact, Fujifilm cameras have needed this feature for awhile now and the Fujifilm X-H1 is the first one to offer it up to consumers. The company is billing the Fujifilm X-H1 as their ultimate flagship offering for t...