Blockchain is the easy part. Hard:
"is setting up technology for farmers, field workers and others to collect data"
http://blogs.wsj.com/cio/2016/12/16/wal-mart-readies-blockchain-pilot-for-tracking-u-s-produce-china-pork/β¦
It amazes me when others wonder why Amazon is moving to a grocery delivery? It's a growth market⦠They sell shovels.
https://twitter.com/ultimape/status/807067736786485253β¦