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<p>[QUOTE=&quot;physics-fan3.14, post: 4941766, member: 19165&quot;]I&#039;m not sure I&#039;d call it &quot;must see,&quot; but for the people who like youtube it gets the job done. He covers the same material we&#039;ve posted hundreds in times in threads. Picture quality is low resolution which makes it hard to see, and he doesn&#039;t go into enough detail. Would have been better if he described a couple more coins (he shows one DDO, and one MDD).[/QUOTE]</p><p><br /></p>

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