Re-word the subscription notification readme bits.

Author: JakeWharton

README.md

@@ -29,9 +29,9 @@ users.subscribe(new Action1<Query>() {
 });
 ```
 
-Unlike a traditional `rawQuery`, as long as you remain subscribed to the observable updates to the
-specified table(s) will trigger another query. This means that when you insert, update, or delete
-data any subscribed queries will update instantly.
+Unlike a traditional `rawQuery`, updates to the specified table(s) will trigger additional
+notifications for as long as you remain subscribed to the observable. This means that when you
+insert, update, or delete data, any subscribed queries will update with the new data instantly.
 
 ```java
 final AtomicInteger queries = new AtomicInteger();