improve example

examples/apollo-managed-federation/README.md

@@ -1,6 +1,6 @@
 # Managed federation with [Apollo Gateway](https://github.com/apollographql/federation)
 
-The difference between federation is that the gateway is no longer responsible to specify the service configurations. The entire composed graph is fetched by the gateway. This allows to dynamically adding and removing services and schema updates without restarting the gateway.
+The difference between federation is that the gateway is no longer responsible to specify the service configurations. The entire composed graph is provided by a single versioned artifact to the the gateway.
 
 1. Run `npm run start-registry`
 2. Run `npm run start-services`