FF X/X-2 HD US sales: 83K less than US pre-orders?

[Conina]

Michelasso said:
Another example? The Last of Us. More than 6 million copies sold as reported by Sony, 4.41 million in vgchartz. Do we really want to say that more than 25% of its sales are digital? On PS3?

Are 25% digital sales for a PS3 game really that unbelievable? Most PS3s have internet access and HDDs to download stuff.

It was even on sale on PSN several times:

http://blog.us.playstation.com/2013/10/21/sale-of-the-dead-discounts-on-the-last-of-us-puppeteer-and-more/

http://blog.eu.playstation.com/2014/02/05/february-playstation-store-sale-kicks-off-today-save-on-gt6-knack-tearaway-more/