It's just digital trading cards, like pokemon or baseball cards. Just amateurs are running the show now, but the NBA already got in on this, so if you want something more legit: https://nbatopshot.com/
Yeesh. At least collectors of sports memorabilia have some memorabilia to admire. I can't imagine what value-add there is for "NBA Top Shots" that I can't replicate by backing up a short clip of the play. My solution is more durable, too!
Which would suggest that if gold and copper had the same supply, the demand would be similar and thus the price would be the same. It turns out that's approximately correct— the ratio of gold and copper's prices is similar to the ratio of their supply.
Are you able to provide data comparing the footprint of NFT's to baseball cards, Magic the Gathering cards, paintings, etc?
Do you even know what you're talking about? Or just regurgitating some talking points you heard somewhere?