Track (optical disc) Track (optical disc) On an optical disc, a track (CD) or title (DVD) is a subdivision of its content. Specifically, it is a consecutive set of "sectors" (called "timecode frames" on audio tracks) on the disc containing a block of data. One "session" may contain one or more tracks of the same or different types. There are several kinds of tracks, and there is also a sub-track index for finding points within a track. Blu-ray discs can also be written in a sequential, session based mode modelled on CD and DVD. A Blu-ray "track" refer to the entire physical storage
Capacity to be alone Green saw the fertile interaction of reading/writing as rooted in the capacity to be alone. Capacity to be alone Capacity to be alone is a developmentally acquired ability, considered by object relations theory to be a key to creative living. Julia Kristeva sees it as central to an authentic inner life, as well as to creative sublimations in life and art. D. W. Winnicott in his article of that name (1958/64) highlighted the importance of the capacity to be alone, distinguishing it from both withdrawal and loneliness, and seeing it as derived from an internalisation of the non-intrusive background presence