Web3 / Blockchain

Web3 and Blockchain promised to decentralize finance, social media, and governance, but after a decade, the killer app remains speculation. This technology searches for real problems to solve, with fewer than 5 million active daily users across all decentralized apps—a fraction of Facebook's 2 billion. Annual energy consumption by proof-of-work blockchains exceeds that of Argentina, a damning data point for a system with limited output.