“It’s a virtual world that we have created, and personnel can come and operate these things and learn by operating them,” said Dr Oberoi, a former inspector-general of police with India’s Central Bureau of Investigation, told The Straits Times. “We felt that these things if you try to teach people from a policing background through PowerPoint presentations, it doesn’t make too much sense. Let them play around and learn more.”
source: https://www.cryptocoinsnews.com/singapores-interpol-creating-digital-currencies-fight-crime/