A recording/playback recording medium comprising an elongated, flexible
recording/playback medium having a predetermined width and a
predetermined length, together defining a recording/playback area capable
of providing a plurality of elongated recording/playback tracks; and
information located on at least two tracks, a first track being recorded
from the beginning of the first track in a first direction until the
track is filled, a second track being recorded in a second opposite
direction, the tracks being partitioned to define sectors having
identifiable locations, the first, second, and subsequent tracks if
necessary being recorded in a serpentine manner, the information recorded
on the tracks being recorded by a helical scan.