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Old 08-09-2021, 10:11 AM
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Peter_Spaeth Peter_Spaeth is offline
Peter Spaeth
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Join Date: Apr 2009
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Quote:
Originally Posted by Rick-Rarecards View Post
I would bet they use gait, speech, height, and other characteristics along with the image.

This is a few years old but its not easy to tell twins apart, https://cacm.acm.org/news/226789-dis...twins/fulltext. You can think of all copies of a card as a twin.
Imagine trying to differentiate among the million or whatever Topps Update Trouts.
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