Nikon upgrades "world's best" 70-200mm trinity zoom – the Z 70-200mm f/2.8 VR S II is better, lighter, faster (and expensive-er…)

We proclaimed the original Nikon Z 70-200mm f/2.8 VR S as: "Probably the world's best 70-200mm zoom in the world. Ever." So, how has Nikon improved on perfection?