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

[xscreensaver] / hacks / config / crystal.xml

diff --git a/hacks/config/crystal.xml b/hacks/config/crystal.xml
index 17dc5c59839a7f0e19f4e1e514943213eba77eb7..ab1f1dd7585283ac064351999ab09dc95b9457f3 100644 (file)
--- a/hacks/config/crystal.xml
+++ b/hacks/config/crystal.xml
@@ -4,6 +4,8 @@
 
   <command arg="-root"/>
 
+  <video href="https://www.youtube.com/watch?v=M27wWKGXIvw"/>
+
   <number id="delay" type="slider" arg="-delay %"
           _label="Frame rate" _low-label="Low" _high-label="High"
           low="0" high="100000" default="60000"
@@ -39,7 +41,7 @@
 Moving polygons, similar to a kaleidoscope.  See also the
 "Kaleidescope" and "GLeidescope" screen savers.
 
-http://en.wikipedia.org/wiki/Kaleidoscope
+https://en.wikipedia.org/wiki/Kaleidoscope
 
 Written by Jouk Jansen; 1998.
   </_description>