It is credited alongside the NES as one of the key factors in reviving the video game industry after the 1983 crash, and helped popularize side-scrolling platform games. It has sold over 40 million physical copies, also making it one of the bestselling games of all time. is frequently cited as one of the greatest video games of all time, with praise going towards its precise controls. The music was composed by Koji Kondo, and is considered influential in making music a larger aspect of video games. It was designed with ease of access in mind, with the first level, World 1-1, designed to introduce the core mechanics. The game was designed by Shigeru Miyamoto and Takashi Tezuka and was initially planned as a farewell salute to cartridge games on the Famicom, in anticipation of the forthcoming release of the Famicom Disk System, drawing technical influence from several of the console’s previous games.