I look for actual commercial cash flow rather than inflationary token handouts when judging DePIN sustainability. Most networks distribute speculative emissions to manufacture artificial node growth, which inevitably crashes once incentives run dry. @vangrid_io proves real economic demand is already functioning across their decentralized spatial network. With their web and Android clients fully operational since July 2026, real enterprises are commissioning physical capture bounties right now. The on-chain ledger records 1,140 accepted bounties, resulting in $727,000 USDC settled directly through the protocol to active smartphone contributors. Meanwhile, more than 1,437,950 spatial captures have been permanently anchored to Base. When daily contributors earn stablecoins backed by real business demand, you are looking at true utility rather than speculative noise. Sustainable protocols settle real value from day one.