During the last transfer window he moved for £27million (plus add ons) from Schalke to Wolfsburg - he's still not the finished article and missed most of last season with injury but Wolfsburg are playing the game. If they want a potential world star they have to pay for him, and if they want to compete in the Champions League and at the top of the Bundesliga they need to take a chance on someone who can take them to the next level. The average players aren't worth vast sums of money because there are so many of them, but real talent only comes around once in a while.