i thought nft’s were just pictures but recently tons of the people on my uni course have been putting their 3D assets from games design up for sale as nft’s, do these actually sell or just theh picture versions, example below
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[https://crypto.com/nft/profile?tab=created&asset=c3f32b6fc4dc42a84a757b188bddb171&detail-page=PROFILE&event=beezlebubus](https://crypto.com/nft/profile?tab=created&asset=c3f32b6fc4dc42a84a757b188bddb171&detail-page=PROFILE&event=beezlebubus)