As you’ve probably heard, the next version of OS X, Snow Leopard, will not wow us with a crazy circus of features like Time Machine and Boot Camp. So why would Apple spend a year programming an OS that they can’t boast has over 300 new features? Here’s a quick rundown of how Apple is totally rebuilding OS X to take advantage of Core 2 Duos, graphics cards and parallel processing, in order to deliver serious performance gains. And yes, that is a big deal.