If you’re making IT decisions for a smaller company that still uses IBM AS/400 servers, then it has probably crossed your mind that you could benefit from an upgrade to the newer IBM System i or IBM Power Systems servers. Easier said than done, of course. In a tight global economy, it’s often tough to pry loose the budget you need for a major hardware upgrade. If you’re going to ask for servers that cost around $30,000 a piece, you’d better have a convincing business case that hits on a…