For centuries one of the big problems with underground mining has been the difficulty to know exactly where the people, equipment and vehicles are. Mobilaris -- a Swedish-based business that Atlas Copco / Epiroc is part owner of since mid-2017 -- is changing this. Its revolutionary software solution is opening the lid on the mines, enhancing productivity and safety. In this episode, Atlas Copco Radio interviewed Mobilaris CEO Mikael Nyström in the company's hometown of Luleå in northern Sweden.