The Mythical Man Month wasn't just about project management! The Professor continues this tale from the 1960's & asks "Could IBM have used high-level languages to write the Operating System for their new 360 series machines?" Adoption of C (fourth time lucky!) as the higher-level language for writing the OS kernel of UNIX is told by Ken Thompson, at VCF East 2019: https://bit.ly/C_Kern_Thom_VCFEast2019 Special thanks to Clem Cole and RichardInParis for much extra background information on 360 hardware and software https://www.facebook.com/computerphile https://twitter.com/computer_phile This video was filmed and edited by Sean Riley. Computer Science at the University of Nottingham: https://bit.ly/nottscomputer Computerphile is a sister project to Brady Haran's Numberphile. More at http://www.bradyharan.com/