Digitalisation has simplified customs clearance in many areas, especially in the declaration of imports and exports. However, various data discontinuities and queries continue to unnecessarily delay cross-border process flows. In the latest issue of the World Customs Organization, WCO News magazine, Open Customs Blockchain Working Group Leads Roman Koller and Michael Douglas take stock of blockchain initiatives to date and explain why Open Logistics Foundation's open source approach could make all the difference. (....)