Even Tiger Woods is Hopping on the Virtual Currency Bandwagon

The promise of virtual currency has proved an effective way to get users to engage with their friends in social games like FarmVille and Mafia Wars. Now, Tiger Woods PGA Tour Online – the web-based version of the popular console game from Electronic Arts –- is giving this concept a shot, offering users $10,000 of in-game currency for each of their Facebook friends that signs up. That currency ...