[...] Recently I used SAS to analyze our use of the Netflix DVD service, and counted the number of titles we received and the rate at which we watched them.  But "number of titles" isn't a reliable metric for the streaming service.  The 10,189 minutes of streaming content that we watched covers 270 titles, but some of the titles were very short.  For example, my youngest daughter enjoys watching 20-minute episodes of the Garfield cartoon (you can actually watch her brain shrivel while that's on).  Sometimes the kids watch the classic Pink Panther cartoons (completely worthwhile, in my opinion), which are only about 6 minutes each. …