Sheesh, people! This doesn't prove your "undertrackedzzz!!!!!!" predictions true at all, >.>, that 2.5m has no source and is basically a loserish prediction from some guy or another, not from Sony or anyone reliable.
I seriously doubt that a random site can predict sales better than VGC.
“These are my principles; if you don’t like them, I have others.” – Groucho Marx