Games played on a computer by one or more players. Computer games may be played on a personal computer, game console, or handheld device. Interfaces may include a joystick, keyboard, mouse, or control pad. Game software may be distributed on physical media such as CDs and DVDs or as online downloads. Where appropriate, use the Descriptor, "Video Games." Prior to 2004, the Descriptor "Computer Games" was used to index this concept. Between 2004 and 2012, the Descriptors "Computers" and "Games" were used to index this subject.