add, search, annotate, link, view, overview, recent, by name, random
news, help, about, links, report a problem
or get an account
Could also be applied
to MPEG or other video formats, possibly more effectively - to offer alternative endings for films; or films that are simply different stories every time you choose to watch them.
It would be nice if there was a 'standard' version of a track, so you could listen to or watch something definitive. The option to save a random programme should also be given - and shouldn't be too onerous to implement in terms of storage or capability. Remixes and different versions of a track can be offered by simply storing a different program for the track and the accompanying track additions.