Yes I read the page again and am now going through the tool set.
Redis stands out as a bonus.
Mongo is fine and I am just reviewing the compound indexing again.
Why Yarn? (Just looking at it, seems NPM like)
To my chagrin, I missed something important the first time:
"Once you’ve completed the installation, you can visit http://127.0.0.1:3000/ where you can view our development area where we test out features in Talk where you can write comments and see them in the admin interface where you can do moderation and reconfigure the user experience."
Oops. Didn't see that... Regards, D. Horseman.