You may have forgotten all about this or are young enough to not even remember, but back in the early 90’s, collectible cards were all the rage. Over the past few decades, many of these collectible cards have shown to be a viable investment, with some of them increasing in value exponentially since the 1990s. To be more specific, some cards that were bought in a $2.99 package about 20 years ago are worth more than $20,000 each today. This makes the need for a secure and transparent card trading platform all the more pressing and warrants applying blockchain technology…

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