here's a direct link to the video for my #RacketCon talk about using Racket to fabricate physical objects for my mechanical keyboard kit: https://www.youtube.com/watch?v=xSjk2PdQm5k&t=95m20s
links are available at https://technomancy.us/talks/in-production/
unfortunately audio cut out for a couple minutes in the middle but came back before too long