Great news for Mac Dev, Apple has now allowed open source its’ Grand Central Dispatch API’s to potentially allow us to get some core tapping applications headed are way. If you are interested more info here and here 

http://developers.slashdot.org/story/09/09/11/1139212/Apple-Open-Sources-Grand-Central-Dispatch?from=rsshttp://developer.apple.com/mac/library/documentation/Performance/Reference/GCD_libdispatch_Ref/Reference/reference.html

About the Author