ハンナ・リデル
The research team – including John Drinkwater and Hannah Riddell – then moved their research to a commercial environment working with development budget provided by Brussels-based Pensive SA. This quickly resulted in musicGPS, an application for the iPhone. released 30 September 2009, which records the details of what the user listened to, including time and place, and allows navigation and filtering of the resultant timeline. All data recorded is uploadable to the musicDNA database.