Ross Ulbricht’s 2021 article “Decentralize Social Media” envisioned a user-centric, decentralized future, free from corporate control. His Decentralized Social Protocol (DSP) principles of user control, decentralized infrastructure, privacy, and value creation share many of the design principles of the PROMO Protocol, a new Nostr-based advertising network. NextBlock’s first product Billboard, launching June 2025, is the first implementation of the PROMO Protocol, empowering people to buy and sell attention in an open, transparent, and decentralized marketplace.
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Ulbricht’s Vision, NextBlock’s Reality
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Ross Ulbricht’s 2021 article “Decentralize Social Media” envisioned a user-centric, decentralized future, free from corporate control. His Decentralized Social Protocol (DSP) principles of user control, decentralized infrastructure, privacy, and value creation share many of the design principles of the PROMO Protocol, a new Nostr-based advertising network. NextBlock’s first product Billboard, launching June 2025, is the first implementation of the PROMO Protocol, empowering people to buy and sell attention in an open, transparent, and decentralized marketplace.