Huh. Wal-Mart is using @IBM blockchain tech to track pork in the food supply chain http://fortune.com/2016/10/19/walmart-ibm-blockchain-china-pork/ by @rhhackett
RT @mdudas: Google expanding Waze Carpool to all of San Francisco. http://www.wsj.com/articles/google-takes-on-uber-with-new-ride-share-service-1472584235