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		<id>http://fileformats.archiveteam.org/index.php?action=history&amp;feed=atom&amp;title=M-Disc</id>
		<title>M-Disc - Revision history</title>
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		<updated>2026-04-25T00:51:37Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=M-Disc&amp;diff=41865&amp;oldid=prev</id>
		<title>Thorsted at 00:09, 15 January 2022</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=M-Disc&amp;diff=41865&amp;oldid=prev"/>
				<updated>2022-01-15T00:09:59Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
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				&lt;col class='diff-content' /&gt;
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			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 00:09, 15 January 2022&lt;/td&gt;
			&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 4:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 4:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;|subcat2=DVD&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;|subcat2=DVD&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;}}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;'''M-Disc''' is a variety of optical disc designed for long-term archival storage, supposedly certified to last 1000 years, though one would have to actually wait 1000 years to be sure of the validity of this claim. The original version of this was a variety of [[DVD]], in a sufficiently compatible format to be able to be read by any normal DVD drive, though writing to it takes a special &amp;quot;M-Disc ready&amp;quot; drive. A new variety in 2013 supports [[BluRay disc]] format.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;'''M-Disc''' is a variety of optical disc designed for long-term archival storage&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;&amp;lt;ref&amp;gt;https://en.wikipedia.org/wiki/M-DISC&amp;lt;/ref&amp;gt; by Millenniata Inc.&lt;/ins&gt;, supposedly certified to last 1000 years, though one would have to actually wait 1000 years to be sure of the validity of this claim. The original version of this was a variety of [[DVD]], in a sufficiently compatible format to be able to be read by any normal DVD drive, though writing to it takes a special &amp;quot;M-Disc ready&amp;quot; drive. A new variety in 2013 supports [[BluRay disc]] format.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;M-Discs use higher-powered lasers to carve pits in a metallic layer, rather than simply altering a dye layer subject to fading as normal optical discs do.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;M-Discs use higher-powered lasers to carve pits in a metallic layer, rather than simply altering a dye layer subject to fading as normal optical discs do.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;== History ==&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;Originally developed by Dr Lunt at Brigham Young University in Provo, Utah&amp;lt;ref&amp;gt;https://web.archive.org/web/20100415020126/http://www.millenniata.com/about/history/&amp;lt;/ref&amp;gt;. Originally developed discs used the name M-Arc&amp;lt;ref&amp;gt;https://web.archive.org/web/20090720195947/http://www.millenniata.com/products/m-arc.html&amp;lt;/ref&amp;gt;.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;== Links ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;== Links ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://www.mdisc.com/ Official site]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://www.mdisc.com/ Official site]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://www.zdnet.com/article/torture-testing-the-1000-year-dvd/ Torture testing the 1,000 year DVD (ZDNet)]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://www.zdnet.com/article/torture-testing-the-1000-year-dvd/ Torture testing the 1,000 year DVD (ZDNet)]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://site.produplicator.com/downloads/Manuals/China_Lake_Full_Report.pdf Accelerated Life Cycle Comparison of Millenniata Archival DVD (Report by Naval Air Warfare Center Weapons Division)]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;https://web.archive.org/web/20171209044509/&lt;/ins&gt;http://site.produplicator.com/downloads/Manuals/China_Lake_Full_Report.pdf Accelerated Life Cycle Comparison of Millenniata Archival DVD (Report by Naval Air Warfare Center Weapons Division&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;) (archived&lt;/ins&gt;)]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://preservationmatters.blogspot.com/2015/08/so-whats-up-with-m-disc-part-1.html So what's up with the M-Disc? Part 1]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://preservationmatters.blogspot.com/2015/08/so-whats-up-with-m-disc-part-1.html So what's up with the M-Disc? Part 1]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://preservationmatters.blogspot.com/2015/08/so-whats-up-with-m-disc-part-2.html So what's up with the M-Disc? Part 2]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://preservationmatters.blogspot.com/2015/08/so-whats-up-with-m-disc-part-2.html So what's up with the M-Disc? Part 2]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;* [https://obsoletemedia.org/m-disc/ Museum of Obsolete Media]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;== References ==&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;&amp;lt;references /&amp;gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Thorsted</name></author>	</entry>

	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=M-Disc&amp;diff=23178&amp;oldid=prev</id>
		<title>Dan Tobias: /* Links */</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=M-Disc&amp;diff=23178&amp;oldid=prev"/>
				<updated>2015-08-21T00:44:24Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Links&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;col class='diff-marker' /&gt;
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			&lt;tr valign='top'&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 00:44, 21 August 2015&lt;/td&gt;
			&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 12:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 12:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://www.zdnet.com/article/torture-testing-the-1000-year-dvd/ Torture testing the 1,000 year DVD (ZDNet)]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://www.zdnet.com/article/torture-testing-the-1000-year-dvd/ Torture testing the 1,000 year DVD (ZDNet)]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://site.produplicator.com/downloads/Manuals/China_Lake_Full_Report.pdf Accelerated Life Cycle Comparison of Millenniata Archival DVD (Report by Naval Air Warfare Center Weapons Division)]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://site.produplicator.com/downloads/Manuals/China_Lake_Full_Report.pdf Accelerated Life Cycle Comparison of Millenniata Archival DVD (Report by Naval Air Warfare Center Weapons Division)]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;* [http://preservationmatters.blogspot.com/2015/08/so-whats-up-with-m-disc-part-1.html So what's up with the M-Disc? Part 1]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;* [http://preservationmatters.blogspot.com/2015/08/so-whats-up-with-m-disc-part-2.html So what's up with the M-Disc? Part 2]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Dan Tobias</name></author>	</entry>

	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=M-Disc&amp;diff=23168&amp;oldid=prev</id>
		<title>Johanvanderknijff: Added links to reviews / tests</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=M-Disc&amp;diff=23168&amp;oldid=prev"/>
				<updated>2015-08-18T13:28:16Z</updated>
		
		<summary type="html">&lt;p&gt;Added links to reviews / tests&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
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				&lt;col class='diff-content' /&gt;
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				&lt;col class='diff-content' /&gt;
			&lt;tr valign='top'&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 13:28, 18 August 2015&lt;/td&gt;
			&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 10:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 10:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;== Links ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;== Links ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://www.mdisc.com/ Official site]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [http://www.mdisc.com/ Official site]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;* [http://www.zdnet.com/article/torture-testing-the-1000-year-dvd/ Torture testing the 1,000 year DVD (ZDNet)]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;* [http://site.produplicator.com/downloads/Manuals/China_Lake_Full_Report.pdf Accelerated Life Cycle Comparison of Millenniata Archival DVD (Report by Naval Air Warfare Center Weapons Division)]&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Johanvanderknijff</name></author>	</entry>

	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=M-Disc&amp;diff=17129&amp;oldid=prev</id>
		<title>Dan Tobias at 12:31, 22 April 2014</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=M-Disc&amp;diff=17129&amp;oldid=prev"/>
				<updated>2014-04-22T12:31:51Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
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				&lt;col class='diff-content' /&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
			&lt;tr valign='top'&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 12:31, 22 April 2014&lt;/td&gt;
			&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 4:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 4:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;|subcat2=DVD&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;|subcat2=DVD&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;}}&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;'''&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;[[&lt;/del&gt;M-Disc&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;]]&lt;/del&gt;''' is a variety of optical disc designed for long-term archival storage, supposedly certified to last 1000 years, though one would have to actually wait 1000 years to be sure of the validity of this claim. The original version of this was a variety of [[DVD]], in a sufficiently compatible format to be able to be read by any normal DVD drive, though writing to it takes a special &amp;quot;M-Disc ready&amp;quot; drive. A new variety in 2013 supports [[BluRay disc]] format.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;'''M-Disc''' is a variety of optical disc designed for long-term archival storage, supposedly certified to last 1000 years, though one would have to actually wait 1000 years to be sure of the validity of this claim. The original version of this was a variety of [[DVD]], in a sufficiently compatible format to be able to be read by any normal DVD drive, though writing to it takes a special &amp;quot;M-Disc ready&amp;quot; drive. A new variety in 2013 supports [[BluRay disc]] format.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;M-Discs use higher-powered lasers to carve pits in a metallic layer, rather than simply altering a dye layer subject to fading as normal optical discs do.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;M-Discs use higher-powered lasers to carve pits in a metallic layer, rather than simply altering a dye layer subject to fading as normal optical discs do.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Dan Tobias</name></author>	</entry>

	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=M-Disc&amp;diff=14927&amp;oldid=prev</id>
		<title>Dan Tobias: Created page with &quot;{{FormatInfo |formattype=physical |subcat=Optical Discs |subcat2=DVD }} '''M-Disc''' is a variety of optical disc designed for long-term archival storage, supposedly certi...&quot;</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=M-Disc&amp;diff=14927&amp;oldid=prev"/>
				<updated>2013-11-25T13:58:24Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{FormatInfo |formattype=physical |subcat=Optical Discs |subcat2=DVD }} &amp;#039;&amp;#039;&amp;#039;&lt;a href=&quot;/wiki/M-Disc&quot; title=&quot;M-Disc&quot;&gt;M-Disc&lt;/a&gt;&amp;#039;&amp;#039;&amp;#039; is a variety of optical disc designed for long-term archival storage, supposedly certi...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{FormatInfo&lt;br /&gt;
|formattype=physical&lt;br /&gt;
|subcat=Optical Discs&lt;br /&gt;
|subcat2=DVD&lt;br /&gt;
}}&lt;br /&gt;
'''[[M-Disc]]''' is a variety of optical disc designed for long-term archival storage, supposedly certified to last 1000 years, though one would have to actually wait 1000 years to be sure of the validity of this claim. The original version of this was a variety of [[DVD]], in a sufficiently compatible format to be able to be read by any normal DVD drive, though writing to it takes a special &amp;quot;M-Disc ready&amp;quot; drive. A new variety in 2013 supports [[BluRay disc]] format.&lt;br /&gt;
&lt;br /&gt;
M-Discs use higher-powered lasers to carve pits in a metallic layer, rather than simply altering a dye layer subject to fading as normal optical discs do.&lt;br /&gt;
&lt;br /&gt;
== Links ==&lt;br /&gt;
* [http://www.mdisc.com/ Official site]&lt;/div&gt;</summary>
		<author><name>Dan Tobias</name></author>	</entry>

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