Thanks to the Dzvin project, the Ukrainian army was to receive a modern command and control system compatible with NATO systems. Ultimately, it received... 4 years of development, 600 million wasted, and a deeply flawed record system instead of a modern command and control one. Why did the top brass discard the already existing software made by volunteers and military IT specialists and order a new project from a company with no prior experience in the area? And most importantly, whose signatures helped to waste 600 budget millions? Find out in the investigation by Lesia Ivanova.