IBM has announced plans to buy ILOG for $360m, subject to antitrust scrutiny. ILOG specialises in rules-based processing centred on their JRules engine. Although it has been obvious for some time that ILOG was interested in being purchased, the news still came as something of a surprise. In recent times, they have been pursuing a greater presence in the .NET world, releasing a .NET version of their engine, becoming a Microsoft Global ISV partner and joining Microsoft's prestigious Business Process ......