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Non-fungible means nano replaceable, or in other words, unique. Now, in the physical world, what items do we consider unique and what items do we consider non-unique? A great way to understand that is to simply open one of the lawyers in your house. In your house dwells, you might find a few $1 bills and you might find a baseball card. Now, how this relates to unique end, non-unique items in the physical offline world, a baseball card is unique item.
Why? Because different baseball cards as different values. The value of a baseball card is determined by the player on the Cloud, the counts condition and the carts reality. Those factors give different basal coats, different values. So a baseball card is unique item. Now, what is a non-unique item? A $1 bill, for example, is a non-unique item. If you have a few $1 bills in your Doyle, it will not matter which one of those you will take with you to a all foods supermarket, for example, to buy apples because all $1 bills all the same value. So the basal code and the $1 bill, I'll physical items in our physical toil in the physical world.