From http://www.jwz.org/xscreensaver/xscreensaver-5.40.tar.gz
[xscreensaver] / hacks / fireworkx.man
2013-02-08 Zygo BlaxellFrom jwz.org/xscreensaver/xscreensaver-5.21.tar.gz
2013-02-08 Zygo Blaxellwww.jwz.org/xscreensaver/xscreensaver-5.07.tar.gz
2013-02-08 Zygo Blaxellftp://ftp.krokus.ru/pub/OpenBSD/distfiles/xscreensaver...
2013-02-08 Zygo Blaxellse.aminet.net/pub/Linux/distributions/slackware/slackwa...