Fix typo: Add missing ]

diff --git a/src/sup/a-mail-client-for-geeks.mdwn b/src/sup/a-mail-client-for-geeks.mdwn
index a2317cbe0ff0a91836aed31510a28b96347dd0cd..35f1ce2c9c62c166246e5e507029cb084a439f7e 100644 (file)
--- a/src/sup/a-mail-client-for-geeks.mdwn
+++ b/src/sup/a-mail-client-for-geeks.mdwn
@@ -101,7 +101,7 @@ without the tree view at this point.
 implemented in gmail. I've never tried gmail myself, since it fails to
 provide some even more fundamental features: 1. offline usage,
 2. personal ownership of email storage, 3. free-software
-implementation for customization.
+implementation for customization.]
 
 In the few days I've been using sup, it's definitely transformed the
 way I process mail. Keeping my inbox empty is simple now, and I now