Linus Torvalds called Git. In 2008, Torvalds stated that he used the Fedora distribution of Linux because it had fairly good support for the PowerPC processor architecture, which he had favored at the time. His usage of Fedora was confirmed in a later 2012 interview. He has also posted updates about his choice of desktop environment, often in response to perceived feature regressions. Currently, the Linux Foundation sponsors Torvalds so he can work full-time on improving Linux. Linus Torvalds is known for disagreeing with other developers on the Linux kernel mailing list. Calling himself a "really unpleasant person", he later explained "I'd
Operating system existing hardware production. MCP is still in use today in the Unisys ClearPath/MCP line of computers. UNIVAC, the first commercial computer manufacturer, produced a series of EXEC operating systems. Like all early main-frame systems, this batch-oriented system managed magnetic drums, disks, card readers and line printers. In the 1970s, UNIVAC produced the Real-Time Basic (RTB) system to support large-scale time sharing, also patterned after the Dartmouth BC system. General Electric and MIT developed General Electric Comprehensive Operating Supervisor (GECOS), which introduced the concept of ringed security privilege levels. After acquisition by Honeywell it was renamed General Comprehensive Operating System (GCOS).