Have you ever wanted to learn about the architecture of a production JS engine?

This video by Luke Wagner on SpiderMonkey is a great start. It's from a 2018 Mozilla event, and was just made public. Most of the details are still accurate AFAIK.

https://mozilla.hosted.panopto.com/Panopto/Pages/Viewer.aspx?id=14c5c021-e5d7-4604-ae5f-ac32013870a1