Inside Snow Leopard’s under-the-hood additions (Macworld.com)

Macworld.com – Snow Leopard features several new under-the-hood technologies that, at first glance, might seem to be of interest only to Mac software developers. But those technologies will in fact benefit regular Mac users—if not right now, then in the not-too-distant future. Here’s a look at how three of these additions to Snow Leopard—64-bit computing, Grand Central Dispatch, and OpenCL—work and how they could improve your Mac experience sometime soon.