I feel like he makes some serious assumptions in this article. One that you need to put each service on a different server, and two that you need to connect eac

I feel like he makes some serious assumptions in this article. One that you need to put each service on a different server, and two that you need to connect each service to a different database. For a small/medium/large/whatever app you can definitely host services on the same server and database. Just update the code/configurations as necessary if you one day move them.