Computer games and game addiction are often the subject of criticism, focusing largely on

Although personal computers only became popular with the development of the microprocessor, mainframe and minicomputers have been used for computer gaming since at least the 1960s. One of the first computer games was developed in 1961, when MIT students Martin Graetz and Alan Kotok, with MIT employe

Further improvements to game artwork were made possible with the introduction of the first sound cards, such as AdLib's Music Synthesizer Card, in 1987. These cards allowed IBM PC compatible computers to produce complex sounds using FM synthesis, where they had previously been limited to simple tones and beeps. However, the rise of the Creative Labs Sound Blaster card, which featured much higher sound quality due to the inclusion of a PCM channel and digital signal processor, led AdLib to file for bankruptcy in 1992.