Opstan brings decentralized social networking to a proof-of-work blockchain

Opstan is an open-source project building a decentralized social network on top of a proof-of-work blockchain, posted as a Show HN by its creator. For indie makers tired of platform risk and API shutdowns, self-sovereign social infrastructure is an increasingly attractive direction — though PoW-based approaches carry real tradeoffs around energy and scalability worth scrutinizing.