Alternate past of operating systems

This is one of some alternate history of operating systems before 2000, which can be a precursor
* June 1872 - PowerOS 1.0 (NROS) was released.
* June 16, 1911 - IBM was created.
* April 4, 1973 - Mookity was created
* April 4, 1975 - Microsoft was created.
* June 1976 - Cluster 1.0 (NROS) was released.
* June 1981 - Sviger 1 (NROS) was released.
* June 1983 - Imperium 1.0 (NROS) was released.
* November 20, 1985 - Mookity OS 1.01 was released
* November 20, 1985 - Windows 1.01 was released.
Category:Fictional OS