diff --git a/.gitignore b/.gitignore
index 13ee86292cd441972a78528c43e7aba363ffba3f..627ba685007573c96c81ceeb90b7f06c2e304c91 100644
--- a/.gitignore
+++ b/.gitignore
@@ -19,3 +19,4 @@ noun_Key_1785639_ltgreen.svg
 noun_Telephone_2591756.svg
 noun_Telephone_2591756_ltgreen.svg
 svg-inkscape
+doc/kde
diff --git a/bin/dosh b/bin/dosh
index 497c4eace9e461ab4a880346d11c4d53758b7bc9..6734a872e8e815e9be28d3e8befc20ff156854a8 100755
--- a/bin/dosh
+++ b/bin/dosh
@@ -1,5 +1,13 @@
 #!/usr/bin/env bash
 
+# Downloader for agreement between Troll Tech and KDE Free Qt Foundation.
+# 
+# KDE presents the agreement as a series of PNG files on their site,
+# which is less convenient than assembling that into a PDF.  But we
+# don't have permission to distribute an assembled PDF, so instead we
+# have this script, which lets a user take the PNG files and make
+# their own PDF.
+
 SCRIPTNAME=dosh
 BASEDIR=$( cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )/..