He 's been on loan at Vitesse since August 2011 .
His time at the Dutch club has sparked speculation that he could join the club permanently , or even move to Hamburg where Frank Arnesen now is situated .
He 's been on loan at Vitesse since August 2011 , and his time at the Dutch club has sparked speculation that he could join the club permanently , or even move to Hamburg where Frank Arnesen now is situated .