Articles/code reviews dont work

Hey Sam,

I've got my second article mostly done. Can you take a look?

For ease of commenting, I copied the contents into this gdoc:
https://docs.google.com/document/d/1kuVgMUSGsUe1c-eZx9ASSy90rygjD6PXlnZdBv4qOKs/edit?usp=sharing

I'm a bag of wind!