diff --git a/2020/www/lua-generator.php b/2020/www/lua-generator.php
index d5afd61..1522ec1 100644
--- a/2020/www/lua-generator.php
+++ b/2020/www/lua-generator.php
@@ -1,60 +1,62 @@
 <?php
 # itWikiCon 2020
-# Copyright (C) 2016, 2017, 2018, 2019, 2020 Valerio Bozzolan, Ludovico Pavesi
-# From Linux Day Torino 2016
+# Copyright (C) 2020 Valerio Bozzolan, Ludovico Pavesi
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU Affero General Public License as published by
 # the Free Software Foundation, either version 3 of the License, or
 # (at your option) any later version.
 #
 # This program is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of
 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 # GNU Affero General Public License for more details.
 #
 # You should have received a copy of the GNU Affero General Public License
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 // load all the stuff
 require 'load.php';
 
 // load this conference
 $conference = ( new QueryConference() )
 	->whereConferenceUID( THIS_CONFERENCE_UID )
 	->queryRow();
 
 // no conference no party
 if( !$conference ) {
 	error_die( sprintf(
 		"missing conference %s",
 		THIS_CONFERENCE_UID
 	) );
 }
 
+// print the website header
 template_2020( 'header', [
 	'conference' => $conference,
 ] );
 
+// query the Conference Events
 $events = ( new QueryEvent() )
 	->whereConference( $conference )
 	->orderBy( Event::START )
 	->orderBy( Event::END )
 	->queryGenerator();
 	?>
 
 		<?php foreach( $events as $event ): ?>
 
 			<pre><?= esc_html( sprintf(
 				'<?php event_2020( %d ) /* %s */ ?>',
 				$event->getEventID(),
 				$event->getEventTitle()
 			) ) ?></pre>
 
 		<?php endforeach ?>
 
 <?php
 
+// print the website footer
 template_2020( 'footer', [
 	'conference' => $conference,
 ] );