 The system made its debut at the NAB conference in 1993, in the booths of the three primary sub-system manufacturers, Avid, Silicon Graphics and Sony.Within a year, thousands of these systems, using Avid's Film Composer software (which handled the complex conversions between the offline video frame rates and the 24 fps of film), or the ever more sophisticated Media Composer, had replaced a century of 35mm film editing equipment in major motion picture studios and TV stations worldwide, making Avid the undisputed leader in "off-line" non-linear editing systems for over a decade.Although M-JPEG became the standard codec for NLE during the early 1990s, it had drawbacks.