> However, Apple's decision of releasing Mac OS X 10.11 (El Capitan) on > the 30th of September does not let us do so: it is not possible to > install Xcode 7.0 and iOS 9.0 SDK on Mac OS X 10.10, and by no means we > will install El Capitan Beta 6 on our build system. Er, 10.10 gold master was released to developers earlier this week. James