diff --git a/guile/examples/contacts-export b/guile/examples/contacts-export
index 35d34af8..2e16e8ed 100755
--- a/guile/examples/contacts-export
+++ b/guile/examples/contacts-export
@@ -29,20 +29,7 @@ exec guile -e main -s $0 $@
   (< (mu:frequency c1) (mu:frequency c2)))
 
 (define (sort-by-newness c1 c2)
-  (< (mu:timestamp c1) (mu:timestamp c2)))
-
-(define (export-contact contact form)
-  "Convert CONTACT to a string in format FORM."
-  (let ((email (mu:email contact)) (name (mu:name contact)))
-    (if email ;; filter out anything *without* an email address
-      (cond
-	((string= form "org-contacts")
-	  (format #t "* ~s\n:PROPERTIES:\n:EMAIL:~a\n:END:\n\n"
-	    (or name email) email))
-	((string= form "plain")
-	  (format #t "~a~a\n"
-	    (or name "")
-	    (if name (string-append " <" email ">") email)))))))
+  (< (mu:last-seen c1) (mu:last-seen c2)))
 
 (define (main args)
   (let* ((optionspec   '( (muhome   (value #t))
@@ -54,7 +41,7 @@ exec guile -e main -s $0 $@
 	  (options (getopt-long args optionspec))
 	  (msg (string-append
 		 "usage: contacts-export [--help] [--muhome=<muhome>] "
-		 "--format=<org-contacts|wl|mutt-ab|plain(*)> "
+		 "--format=<org-contact|mutt-alias|mutt-ab|wanderlust|plain(*)> "
 		 "--sort-by=<frequency(*)|newness> [--revert] [--limit=<n>]\n"))
 	  (help (option-ref options 'help #f))
 	  (muhome (option-ref options 'muhome #f))
@@ -89,7 +76,7 @@ exec guile -e main -s $0 $@
 	 ;; export!
 	 (for-each
 	   (lambda (c)
-	     (export-contact c form))
+	     (format #t "~a\n" (mu:contact->string c form)))
 	   contacts))))))
 
 ;; Local Variables:
diff --git a/guile/examples/msg-graphs b/guile/examples/msg-graphs
index da6dc862..a6758e0a 100755
--- a/guile/examples/msg-graphs
+++ b/guile/examples/msg-graphs
@@ -34,7 +34,7 @@ display, otherwise, use a graphical window."
 	(lambda (msg)
 	  (tm:hour (localtime (mu:date msg)))) expr)
       (lambda (x y) (< (car x) (car y))))
-    "Messages per hour" "Hour" "Messages" plain-text))
+    (format #f "Messages per hour matching ~a" expr) "Hour" "Messages" plain-text))
 
 (define (per-day expr plain-text)
   "Count the total number of messages for each weekday (0-6 for
@@ -46,7 +46,7 @@ display, otherwise, use a graphical window."
 	      (lambda (msg)
 		(tm:wday (localtime (mu:date msg)))) expr)
 	(lambda (x y) (< (car x) (car y)))))
-	  "Messages per weekday" "Day" "Messages" plain-text))
+    (format #f "Messages per weekday matching ~a" expr) "Day" "Messages" plain-text))
 
 (define (per-month expr plain-text)
   "Count the total number of messages for each weekday (0-6 for
@@ -59,7 +59,7 @@ display, otherwise, use a graphical window."
 	  (lambda (msg)
 	    (tm:mon (localtime (mu:date msg)))) expr)
 	(lambda (x y) (< (car x) (car y)))))
-    "Messages per month" "Month" "Messages" plain-text))
+    (format #f "Messages per month matching ~a" expr) "Month" "Messages" plain-text))
 
 (define (per-year expr plain-text)
   "Count the total number of messages for each weekday (0-6 for
@@ -70,7 +70,7 @@ display, otherwise, use a graphical window."
 	    (lambda (msg)
 	  (tm:year (localtime (mu:date msg)))) expr)
       (lambda (x y) (< (car x) (car y))))
-    "Messages per year" "Year" "Messages" plain-text))
+    (format #f "Messages per year matching ~a" expr) "Year" "Messages" plain-text))
 
 (define (main args)
   (let* ((optionspec   '( (muhome     (value #t))