Cryptocurrency firm Kraken plans to shut down its NFT marketplace in early 2025, raising questions about the future of NFTs.Starting November 27, Kraken will terminate most of the marketplace's services, while users can still withdraw funds until February 27, 2025.Kraken is closing its marketplace to focus on developing new products and services, according to a spokesperson.The closure comes after Kraken recently trimmed its workforce and appointed a new co-CEO.