Tapjoy starts fund to invest in Australian developers March 21, 2013 5:00 AM Dean Takahashi Dean Takahashi Twitter Profile Recent Stories: Hidden Path finds an angel to finance the final development of Defense Grid 2 (exclusive) Plantronics blesses e-sports, becomes official sponsor of League of Legends tournament Nvidia prices Shield handheld gaming device at $349 Tapjoy's first investment in Australia is in Defiant Development.