This is another keynote from CodeMesh in memory of Joe joining together the tiddly wiki and the SonicPi, by Sam, Erlang co-inventor Robert Virding and tiddly wiki inventor Jeremy Rushton: https://www.youtube.com/watch?v=aUji_DlXjm8
This is the third introduction, previous ones being Joe Armstrong and Tony Hoare, ahead of the panel discussion where the three discuss their approaches to concurrency. The Panel discussion will be released next week.