Before him, he used 5D markII. on this there is something to compare, Autofocus is clearly better. ISO is a fairy tale. Ergonomics does not bother me, My opinion is that the built-in flash is evil. The setting of the WB is inconvenient, as for anyone, anyway, in most cases, you have to adjust the WB in the editors, so this is not relevant for me, I set it to automatic, and forgot. At the expense of moisture resistance, well, this is not a reportage camera, and future owners will have to take this into account,