Computer By DragonX2 Period: Jan 1, 1939 to Dec 31, 1939 year first electronic digital computer invented Period: Jan 1, 1953 to Dec 31, 1953 IBM (International Business Machines) introduced Period: Jan 1, 1962 to Dec 31, 1962 first computer game invented called SpaceWar, play the game at the link (converted from BASIC to Java) Period: Jan 1, 1969 to Dec 31, 1969 Original internet invented called ARPAnet Nov 17, 1970 computer mouse invented Period: Jan 1, 1980 to Dec 31, 1989 Laptops using the flip form factor started appearing Period: Jan 1, 1985 to Dec 31, 1985 friendly war between Microsoft and apple beginsbegins Period: Jan 1, 2008 to Dec 31, 2008 Lptop computers outsell desktop computers for the first time