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+From: Austin Clements <amdragon@MIT.EDU>\r
+To: notmuch@notmuchmail.org\r
+Subject: [PATCH 09/11] Add TODO about more efficient stable thread queries\r
+Date: Mon, 7 Oct 2013 18:33:19 -0400\r
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+\r
+---\r
+ devel/TODO | 6 ++++++\r
+ 1 file changed, 6 insertions(+)\r
+\r
+diff --git a/devel/TODO b/devel/TODO\r
+index 844555e..f212483 100644\r
+--- a/devel/TODO\r
++++ b/devel/TODO\r
+@@ -114,6 +114,12 @@ are multiple ideas that might make sense. Some consensus needs to be\r
+ reached on this issue, and then both reply formats should be updated\r
+ to be consistent.\r
+ \r
++Return docid-based queries in thread search results, instead of\r
++message-id-based queries. These are much more compact and much faster\r
++to later query. This will require support from the library, both for\r
++retrieving docids (probably as an opaque "get a query that identifies\r
++this message") and for docid queries.\r
++\r
+ notmuch library\r
+ ---------------\r
+ Add support for custom flag<->tag mappings. In the notmuch\r
+-- \r
+1.8.4.rc3\r
+\r