Nikon Z 7 mirrorless camera: Promising addition to range

The new 45.7MP Nikon Z 7 (not Z7, according to the maker's marketing department) appears to offer a lot to photographers looking for a mirrorless 'solution'. Existing Nikon users seem well catered for with the FTZ adapter offering wide-ranging support for their existing lenses, providing it's made to exact tolerances. At $250 it looks reasonably priced. The Nikon Z 7 also looks promising if trying to attract users from other high-end systems. The Leica SL is a good example of how a mirrorless camera should be but detractors are likely to cite the high price, low-ish 24-MP resolution sensor and lack of in-camera stabilization as barriers to entry. A Leica SL2 with a 40-50MP sensor and in-camera stabilization would attract a lot of serious attention, but unless Leica up the resolution on the Leica S, we're not likely to see one. Against Sony, Nikon seems to have improved upon many of the shortcomings of the 42-MP Sony A7R III camera. Given that they're principally an optical compan