Survey: Napster, iTunes beat other download brands (MacCentral) MacCentral - Market research company Ipsos-Insight on Tuesday announced the results of TEMPO, a quarterly survey of digital music behaviors. According to the report, consumers aged 12 and older in the United States were as likely to be aware of Apple Computer Inc.'s iTunes Music Store and Napster 2.0 when it came to recognizing digital music download brands -- each music service registered 20 percent of what TEMPO refers to as "top-of-mind" awareness.