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<p>[QUOTE=&quot;GeorgeM, post: 7540196, member: 28550&quot;]I think there are clear differences up to mint state that can be summed up in verbal descriptions. Bryond MS60, photo comparison with other coins from the same mint and date is the only way to zero in precisely.</p><p><br /></p><p>Even with the slabs, there&#039;s still a human in the loop &amp; a lot of subjectivity. I suspect that in the next 10 years, we&#039;ll see a switch to trained AI analysis. And many coins currently slabbed will move as much as 3 steps up or down on re-analysis. Perhaps then we&#039;ll see the adoption of &quot;++&quot;?[/QUOTE]</p><p><br /></p>

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