Could be explain by the fact that VGC's numbers are not the holy grail of predictions too. A good indicator, yes, but not the final answer set in stone ^^
Sure but usually they adjust numbers to match official data or statements from the big 3. It was almost 3 weeks ago that Nintendo made the statement so you would think that this site would take that into account and their numbers would reflect that. Which is why i asked what the reason for the discrepancy is.
When the herd loses its way, the shepard must kill the bull that leads them astray.