--- a/laser-disk.rst	Fri Aug 07 09:41:26 2009 +0300
+++ b/laser-disk.rst	Fri Aug 07 09:41:54 2009 +0300
@@ -34,10 +34,101 @@
 |DVD+R DL  | 4,173,824 | 8,547,991,552 | 8.5  |  7.961 |
 +----------+-----------+---------------+------+--------+
 
+* 
 
+** Verbatim.
+
+Archival Grade CD & DVD - for store critical data.
+
+  http://www.verbatim.ru
+  http://www.verbatim.com/optical/archival/
+
+** TDK.
+
+  http://www.tdk-media.com
+
+** Intenso.
+
+  http://www.intenso.de
+
+* Lifetime.
+
+** CD.
+
+*** What is the life expectancy of a CD-R?
 
+Approximately 100 years under proper storage conditions (from TDK support).
 
+  http://faq.imation.com/tdk/index.php?action=article&cat_id=011001&id=104
+
+*** How many times can I rewrite to a CD-RW?
+
+A CD-RW disc can be erased and rewritten up to a 1,000 times. Reliability and
+performance will not decrease, even as the number of rewrites increase.
+
+  http://faq.imation.com/tdk/index.php?action=article&cat_id=011001&id=111
+
+** DVD.
+
+* Burning tools.
+
+** cdrtools.
+
+In 2006 build system of cdrtools changed and have CDDL, which incomputable
+with GPL.
+
+See
+
+  http://cdrecord.berlios.de/private/cdrecord.html
+  http://en.wikipedia.org/wiki/Cdrecord
 
+** cdrkit.
 
+Fully GPL alternative for cdrtools.
+
+See
+
+  http://www.cdrkit.org/
+  http://en.wikipedia.org/wiki/Cdrkit
+
+*** Installation.
+
+  $ sudo apt-get install wodim genisoimage
+
+*** Make iso image.
+
+  $ genisoimage -A "<info>" -gui -J -R -o <img-file> <dir1> <dir2> ...
+
+<info> is up to 128 bytes. -J adds Joliet directory records wich useful on
+Windows. -R adds the Rock Ridge protocol.
+
+To test your image mount it (on Linux):
+
+  $ sudo mount -t iso9660 -o loop,ro <img-file> <mnt-point>
 
+*** Burn iso image.
 
+** cdrskin.
+
+See
+
+  http://scdbackup.sourceforge.net/cdrskin_eng.html
+  http://en.wikipedia.org/wiki/Cdrskin
+
+*** Installation.
+
+  $ sudo apt-get install cdrskin
+
+** xorriso.
+
+xorriso copies file objects from POSIX compliant filesystems into Rock Ridge
+enhanced ISO 9660 filesystems and allows session-wise manipulation of such
+filesystems. It can load the management information of existing ISO images and
+it writes the session results to optical media or to filesystem objects.
+
+Vice versa xorriso is able to restore file objects from ISO 9660 filesystems.
+
+See
+
+  http://scdbackup.webframe.org/xorriso_eng.html
+  http://en.wikipedia.org/wiki/xorriso