From Computerphile.

B is the forerunner to C – but seemed lost – Angelo Papenhoff decided to change it and brought it back from the brink! Here he tries to recreate Brian Kernighan’s original ‘Hello World’ with a few wrinkles!

Angelo’s B compiler is here: https://github.com/aap/b
Angelo’s emulators: https://github.com/aap/blincolnlights

There’s a type in the end of the video, it should of course read "Obsolescence"

Computerphile is supported by Jane Street. Learn more about them (and exciting career opportunities) at: https://jane-st.co/computerphile

This video was filmed and edited by Sean Riley.

Computerphile is a sister project to Brady Haran’s Numberphile. More at https://www.bradyharanblog.com