> I held out the idea that the blockchain would be useful as a tool to let suppliers in Europe or China deal with large farms or groups of farms but it hasn't h

> I held out the idea that the blockchain would be useful as a tool to let suppliers in Europe or China deal with large farms or groups of farms but it hasn't happened so far. This is an area of active work at IBM using the open source Hyperledger Fabric project. https://www.ibm.com/developerworks/cloud/library/cl-coffee-with-blockchain-introduction-to-how-blockchain-works/index.html https://www.ibm.com/developerworks/cloud/library/cl-coffee-w... https://blogs.wsj.com/cio/2018/06/25/walmart-led-blockchain-effort-seeks-farm-to-grocery-aisle-view-of-food-supply-chain/ https://blogs.wsj.com/cio/2018/06/25/walmart-led-blockchain-... Edit: Here is an example project to conceptually show how it works. https://github.com/IBM/blockchainbean/ https://github.com/IBM/blockchainbean/