diff --git a/README.md b/README.md
index 53c3a9d..babf82b 100755
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ To deploy a frontend-only React app, use the static-site optimized
 
 ## Design Points
 
-A combo of two npm projects, the backend server and the frontend UI. So there are two `package.json` configs.
+A combo of two npm projects, the backend server and the frontend UI. So there are two `package.json` configs and thereforce two places to run `npm` commands:
 
   1. [`package.json`](package.json) for [Node server](server/) & [Heroku deploy](https://devcenter.heroku.com/categories/deployment)
       * `heroku-postbuild` script compiles the webpack bundle during deploy
@@ -18,6 +18,7 @@ A combo of two npm projects, the backend server and the frontend UI. So there ar
   2. [`react-ui/package.json`](react-ui/package.json) for [React web UI](react-ui/)
       * generated by [create-react-app](https://github.com/facebookincubator/create-react-app)
 
+Includes a minimal [Node Cluster](https://nodejs.org/docs/latest-v8.x/api/cluster.html) [implementation](server/index.js) to parallelize the single-threaded Node process across the available CPU cores.
 
 ## Demo