ditto, GPT-4 is very impressive with all types of mermaid [0] diagrams! even helps w/ styling and formatting tweaks. It's helped me so much with better coverage and maintainability on diagrams for software & systems projects.
I wish I could provide a useful summary, but I had it on while I was prepping for a meeting so I wasn't really paying attention. I was more surprised at my timing of seeing it on HN, searching for his twitch profile, and then right then he was going through the article I had open in another tab.
I think if you're a subscriber (I'm not) you can replay his stream from earlier.
I do remember he said somethings like...
> 'the chess stuff that they're talking about isn't 100% accurate, but close enough. No one will know/care about that who's reading the article'
> 'it seems the things they're quoting they've pulled from previous streams'
