This episode is also available as a blog post: https://www.brainfundamentals.com/blog/2021/01/21/bags
Previous blog posts referenced:
https://www.brainfundamentals.com/blog/toys
https://www.brainfundamentals.com/blog/out-of-the-loop
https://www.brainfundamentals.com/blog/the-big-green-ball
