61 Scott Snibbe, in Kaganskiy, “Interactive Artist Scott Snibbe Gives Us The Scoop On Björk's Biophilia Apps.”
62 Korsgaard, “Music Video Transformed.”
63 Jordà, Sergi, Günter Geiger, Marcos Alonso, and Martin Kaltenbrunner, “The Reactable: Exploring the Synergy Between Live Music Performance and Tabletop Tangible Unterfaces,” Conference on Tangible and Embedded Interaction, 2007, http://mtg.upf.edu/node/510
64 Binder, “Bjork's 'Biophilia' Takes Music to the App World.”
65 Scott Snibbe, in Eliot Van Buskirk, “Björk's Lead App Developer Riffs on Music, Nature and How Apps Are Like Talkies,” Wired News, last accessed July 26, 2011, http://www.wired.com/underwire/2011/07/bjork-app-part-1/all/1.
67 The mother app and first single were available in the App store in July 2011, subsequent single releases were in August and September, and the complete app suite was released in October 2011.
68 Eamonn Forde, “What Now My Love?,” The Word, November 2011, 54.
69 David Hockney, in Nicholas Wroe, “David Hockney: A Life in Art,” The Guardian, last accessed January 13, 2012, http://www.guardian.co.uk/culture/2012/jan/13/davidhockney-life-in-art Please add the details in the bibliography.
70 For discussions of Björk and collaboration see Laura Ahonen, Constructing Authorship in Popular Music: Artists, Media and Stardom (Saarbrucken: VDM, 2008) and Dibben, Björk.