In general, given that various parts of a knife blade are used for different things it would make sense that the grind is varied accordingly. However for ease of maintenance I prefer things like distal tapers and varying primary grinds to different edge thickness and primary cross sections. I would not want edge angles or odd shapes such as found on the Tracker/WSK simply for ease of sharpening/maintenance.
This is an example of what I normally do/request :
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