64-bit, Grand Central Dispatch, OpenCL blossom in Mac OS X 10.6Snow 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.