--- a/laser-disk.rst	Wed Jul 22 21:36:08 2009 +0300
+++ b/laser-disk.rst	Sun Jul 26 21:51:40 2009 +0300
@@ -34,6 +34,42 @@
 |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.