Macworld:

Apple put the spotlight squarely on software—and software developers—right from the start, and gave iOS/OS X chief Craig Federighi a chance to shine. Federighi introduced a laundry list of new features and technologies that will quietly revolutionize the way the company relates to third-party apps.

Many developers I’ve spoken to are beyond excited over not just the news from WWDC but the possibility of a sea change in Apple’s relations with developers.