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5 million financial investment, with some cats costing over $100,000 each. Following its success, Crypto, Kitties were contributed to the ERC-721 standard, which was then settled in January, 2018, and verified making use of the term "NFT" to describe "non-fungible tokens." In 2018, Decentraland, a blockchain-based virtual world which initially sold its tokens in August 2017, raised $26 million in a preliminary coin offering, and had a $20 million internal economy since September 2018.
In 2019, Nike patented a system called Crypto, Kicks that would use NFTs to verify the credibility of physical tennis shoes and offer a virtual variation of the shoe to the client. In This Is Noteworthy , the developer of Crypto, Kitties, Dapper Labs, released the beta variation of NBA Top, Shot, a task to offer tokenized collectibles of NBA highlights.
Later that year, the project was launched to the general public and reported over $230 million in gross sales as of February 28, 2021. The NFT market experienced rapid growth during 2020, with its value tripling to $250 million. In the first 3 months of 2021, more than $200 million were spent on NFTs.
Blockchains such as Ethereum, Circulation, and Tezos established specific standards to ensure that the digital item represented are authentically unique. NFTs are now being used to commodify digital assets in art, music, sports, and other popular entertainment, with the majority of NFTs part of the Ethereum blockchain, while other blockchains can implement their own versions of NFTs.
In February 2021, the musician Grimes offered around $6 million worth of tokens representing digital art on Nifty Gateway. Later that month, an NFT representing the meme animation Nyan Cat was sold in a Web market for just under $600,000. On February 28, 2021, electronic dance musician 3LAU offered a collection of 33 NFTs for an overall of $11.
On March 5, 2021, the band Kings of Leon ended up being the first to sell a freshly released album, When You See Yourself, in the type of an NFT, creating a reported $2 million in sales. On March 11, 2021, American digital artist Beeple's work ended up being the very first NFT artwork to be noted at popular auction home Christie's and offered for $69.