a huge digital artwork and this slamming basketball block all have in common? ah, our most loyal viewers might know! yes, they will. they've all turned up in our attempts to explain the blockchain — the buzzword of the decade, the things that every business needs. does it really? no, but go with me. and the thing that is currently burning through more electricity than the country of argentina as people use blockchain technology to try and get rich on crypto currency. so the blockchain is a way of storing ownership records. it can prove that you own a bitcoin, a house or even a video clip. that proof is a unique token that is non—changeable, non—fungible — it is a non—fungible token, or nft. personally, i have always been sceptical of whether nfts are a sensible idea but there are plenty of people who've bought into them, literally. ownership rights for some digital artworks have gone for millions of dollars and collins dictionary has just made nft its word of the year. and just last week, a new development — a group of people got together and tried to crowdfund enough money to buy a printed copy of