Patent ID: 8457477

Claim:
A method comprising: recording a plurality of video objects on a record carrier, each video object of the plurality of recorded video objects containing a sequence of contiguously recorded cells, each cell of the contiguously recorded cells containing navigation data, the navigation data including a cell identification number, each cell identification number of the contiguously recorded cells being different than any other cell identification number within the same respective video object containing the cells; recording a playback sequence on the record carrier, the playback sequence indicating cells of a sequence of cells that defines a playable program chain of cells, the playback sequence including references to the cell identification numbers; providing at least one new cell by dividing at least one previously recorded cell into new cells and/or overwriting at least one previously recorded cell at least partly with a new cell; assigning the at least one new cell with a respective cell identification number; and recording a new playback sequence of cells identifying the at least one new cell as part of a playable program chain of cells.