Wes and Kevin talk about message queues, the problems they solve, and how they work. 

https://github.com/donnemartin/system-design-primer

http://highscalability.com/all-time-favorites/

https://netflixtechblog.com/

https://www.rabbitmq.com/tutorials/tutorial-one-python.html

P.S., Wes learned how to edit podcasts better thanks to this guide - https://podigy.co/podcast-editing-guide/, hopefully this podcast has the best audio quality yet!