WWDC is both exciting and nerve-wracking for developers as Apple adds new products that are great — but directly compete with them. Here are the announcements this year that will affect third parties.Isolating a subject from its backgroundA term known to many in the Apple community is "Sherlocking." Sherlock, named after the fictional detective, was a search tool introduced in Mac OS 8. It extended file search in Finder and was replaced by Spotlight in Mac OS X 10.4 Tiger.Read more