Nowadays, everyone is talking about the NFTs. Even several important video game companies, such as Square Enix, intended to incorporate them into their future releases. In fact, Ubisoft itself began experimenting with the implementation of NFTs in Ghost recon breakpoint. But, what the hell are the NFTs, and why are they so controversial? Here we explain it to you in a simple way. NFT means non-fundable token, which in Spanish would translate as a non-fungible. That is, it is a property that you can not exchange for another equal. Money, for example, is fungible since it is possible to change a $ 20-pesos bill for another identical of the same value. Same case with cryptomoneds. Many people describe the NFTs as digital art works. You can take a picture of a painting in any art gallery, but that does not mean that you already have the painting in your possession. You can save the JPG of a NFT, but as such you do not own it. To work, NFTs use something known as technology blockchain,...