There are lot of big numbers floating around the Apple-focused blogosphere this week, and some of them have to do with Apple’s stellar financial performance for the last quarter. Other big numbers mark a milestone: Apple’s 1 billionth iPhone and iPod touch app download. Oh, and one more thing: Apple appears to be quite happy with AT&T. Of course, Apple dominated not only the tech news world this week, but the business and financial worlds as well. The company in Cupertino posted excellent numbers.