The buzz on the street for datacenters is about blades, blades, blades. From what you hear, blades can do everything – from launching the Space Shuttle to making coffee. The fact is, blades are great for some applications but not every application. You need to consider power and cooling issues, performance and cost, not just the number of servers you can cram in a rack. Want to sort out the facts from the hype? Listen to some plain talk from Glenn Keels from Dell’s server group and resident blade expert.