Index: /trunk/moap/extern/command/command.py
===================================================================
--- /trunk/moap/extern/command/command.py	(revision 216)
+++ /trunk/moap/extern/command/command.py	(revision 219)
@@ -133,4 +133,8 @@
         usages = [usage, ]
 
+        # FIXME: abstract this into getUsage that takes an optional
+        # parentCommand on where to stop recursing up
+        # useful for implementing subshells
+
         # walk the tree up for our usage
         c = self.parentCommand