“…New-media arts (Trifonova, Jaccheri, & Bergaust, 2008), interactive and experimental multimedia (Deliyannis, 2012) are characteristic areas of application featuring dynamic user-content interaction (Deliyannis & Karydis, 2011) and a culture of continuing content use changes (Gillespie, 2004). These global transformations introduce new services and markets (Simpson, 2004), a fact that is supported by the evolution of standards such as MPEG-7, which links content to context offering multimedia accessibility, while MPEG-21 is designed to support full user-content interaction.…”