This is Yosemite. Andrew Cunningham CN.dart.call("xrailTop", {sz:"300x250", kws:["top"], collapse: true});It's not difficult to get your hands on pre-release Apple software. For a mere $198 a year ($99 each for OS X and iOS) you can download beta versions of operating systems from Apple's developer site even if you've never written a line of code in your life. This year, Apple is taking things a step further.