The project machine manufacturing SNES-CD was announced to the public for the first time in the show's electronic trading Consumer Electronics Show (CES) years 1991 but turn of events. When the president of Nintendo at the time was not satisfied in the content of the agreement in the contract.Due to that the Sony will have rights to every game that are produced in the form CD-ROM Nintendo has agreement development with all intermediate. Sony CES and changed the sign with the Philip instead.