diff --git a/README.obsolete b/README.obsolete
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+!!!!!!!!!!! NOTE !!!!!!!!!!!!!
+
+THIS BRANCH IS *NO LONGER MAINTAINED*.
+IT HAS BEEN OBSOLETED BY THE (now merged into master) "python_rewrite" BRANCH.
+DO NOT SEND BUGS REGARDING THIS BRANCH.
+DO NOT USE THIS BRANCH.
+IT IS ONLY KEPT AROUND FOR HISTORICAL REASONS.