From http://www.jwz.org/xscreensaver/xscreensaver-5.35.tar.gz

[xscreensaver] / hacks / config / demon.xml

diff --git a/hacks/config/demon.xml b/hacks/config/demon.xml
index 0723cec73f150c0dbcf2474a3064ef6de1385bfd..bd78bf10dc58f72f933fbb6339d309050f575953 100644 (file)
--- a/hacks/config/demon.xml
+++ b/hacks/config/demon.xml
@@ -4,6 +4,8 @@
 
   <command arg="-root"/>
 
+  <video href="https://www.youtube.com/watch?v=OhHI-pIHddA"/>
+
   <number id="delay" type="slider" arg="-delay %"
           _label="Frame rate" _low-label="Low" _high-label="High"
           low="0" high="100000" default="50000"
@@ -32,7 +34,7 @@
 A cellular automaton that starts with a random field, and organizes
 it into stripes and spirals.
 
-http://en.wikipedia.org/wiki/Maxwell%27s_demon
+https://en.wikipedia.org/wiki/Maxwell%27s_demon
 
 Written by David Bagley; 1999.
   </_description>