bought it today and i bet 100% even with the bug it acquires and tracks way better than my D5300 lolThe D500 takes a while to get used to, but once you get everything set for your shooting style, you won't be so lost. Also, take a look at this article, and scroll down to the analysis by Perry. It will explain why the blocked AF sensor tracking (subject temporarily runs behind a tree) doesn't work as well as you think it should on this model.
Nikon D500 focus bug
Everybody thought it was a bug, but it was a design change by Nikon. Not sure why. I don't think Nikon knows why.bought it today and i bet 100% even with the bug it acquires and tracks way better than my D5300 lol