clarify

diff --git a/doc/plugins/contrib/album.mdwn b/doc/plugins/contrib/album.mdwn
index 0393d26dc72d625c55525754bf8dd9e8732957b1..3cfcb68d4095e1817e4d335f85256ffb27083683 100644 (file)
--- a/doc/plugins/contrib/album.mdwn
+++ b/doc/plugins/contrib/album.mdwn
@@ -134,7 +134,8 @@ image viewer.
 * The generated viewer page should extract as much metadata as possible from
   the photo's EXIF tags (creation/modification dates, author, title, caption,
   copyright). [[smcv]] has a half-written implementation which runs
-  `scanimage` hooks, and has an `exiftool` plugin using [[!cpan Image::ExifTool]].
+  `scanimage` hooks, and has an `exiftool` plugin using [[!cpan Image::ExifTool]]
+  as a reference implementation of that hook.
 
 * There should be an option to reduce the size of photos and write them into
   an underlay, for this workflow: