“Because by its nature subscription accounting spreads the impact of iPhone’s contribution to Apple’s overall sales, gross margin, and net income over two years, it can make it more difficult for the average Apple manager or the average investor to evaluate the company’s overall performance. As long as our iPhone business was small relative to our Mac and music businesses, this didn’t really matter much. But this past quarter, as you heard, our iPhone business has grown to about $4.6 billion, or 39% of Apple’s total business, clearly too big for Apple management or investors to ignore. Hence our introduction today of non-GAAP financial results alongside our reported GAAP results.