For BlackBerry to stake a claim on even a distant third place spot, it doesn't just have to finally measure up to Android and iOS, it has to convince those growing more tired every day that the waiting is finally over.
In other words: sorry Zune fanboys, this is going to be a war of attrition, and while launch week numbers might foretell the Zune's place in the not too distant future, they shouldn't be used as hard and fast figures for today's split up of the market.