Somehow, Seabraes House, a squat glass-fronted office building on the bank of the river Tay, has become the epicenter of Dundee's considerable development community. Here, you'll find Proper Games and Cohort, two small studios that sprouted from veteran developer Visual Science when it crashed two years ago. And down the corridor is Tag Games, currently with a staff of eleven, but seemingly working on enough projects to suit a company twice its size. Over the road, a newcomer, Ruffian, has just set up shop; rumour has it they're working on Crackdown 2; co-founder Billy Thomson and other employees are fresh from Real-Time Worlds. They're not talking