January 8, 2014 Monetizer Special: 8 games with very weird IAP economies Some clever and some stupid decisions revealed
November 28, 2013 American gamers are less patient than Europeans says Xyrality MD Ossenbrüggen Lessons learned from operating mobile MMOGs
April 29, 2013 Beating up the old guard: How Xyrality came to lead the German mobile MMOG market Co-CEO Ossenbrüggen reveals all