No, as good as Jon Prosser is, he has not ascended to oracle status yet. According to @ApplTrack, he hasn’t even passed up Mark Gurman at this point. No, if you want a source of release information that is pretty much 100% reliable, then you should be paying attention to the Eurasian Economic Commission’s filings. They are open and Apple major devices always hit there within a month or so of release.
