--- a/hgext3rd/evolve/obsdiscovery.py	Wed Mar 22 03:13:15 2017 +0100
+++ b/hgext3rd/evolve/obsdiscovery.py	Wed Mar 22 03:15:58 2017 +0100
@@ -5,6 +5,14 @@
 # This software may be used and distributed according to the terms of the
 # GNU General Public License version 2 or any later version.
 
+# Status: Experiment in progress // open question
+#
+#   The final discovery algorithm and protocol will go into core when we'll be
+#   happy with it.
+#
+#   Some of the code in this module is for compatiblity with older version
+#   of evolve and will be eventually dropped.
+
 from __future__ import absolute_import
 
 try: