When it comes to implementing blockchain for fresh food supply chains, has reality set in? Back in late 2017, a mere 18 months ago, blockchain was seen as a messiah, of sorts, for food safety and traceability. It was hard to go a day without seeing an article in the press about it. Blockchain was going to solve all of our supply chain problems for freshness, traceability and food safety. Has it? And, if not, what’s holding it back?