-Each subclass of Account must provide five methods: create() and
-destroy(), which are static; configure(), start(), and stop(), which
-are not. configure(), which takes a record as its only argument, does
+Each subclass of Account must provide 6 methods: create() and
+destroy(), which are static; configure(), is_running(), start(), and stop(),
+which are not. configure() takes a record as its only argument, and does