gall: add comment re: unpopulated wex
attributing.agent-routes :: guest
agent-name :: agent
== ::
- :* wex=~ :: outgoing
+
+ :* :: NB (jtobin): see urbit/urbit#1620
+ wex=~ :: outgoing
sup=incoming.subscribers.current-agent :: incoming
== ::
:* agent-bone=agent-bone :: cause
