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+From: Sebastian Fischmeister <sfischme@uwaterloo.ca>\r
+To: Notmuch Mail <notmuch@notmuchmail.org>\r
+Subject: Re: notmuch-address-command questions\r
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+References: <87wpnfn90f.fsf@uwaterloo.ca> <87oa8r8k4a.fsf@zancas.localnet>\r
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+Date: Sat, 30 Apr 2016 09:51:43 -0400\r
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+\r
+> There is caching with the internal completion, just not between emacs\r
+> sessions.\r
+\r
+You are correct. After a couple of addresses completions, it's nearly\r
+instantaneous. I didn't notice that in the test setup.\r
+\r
+Thanks,\r
+ Sebastian\r