One of the rare points of consensus at the recent Mobile World Congress was that industrial cellular networks were on the rise, to support the specialized needs of some enterprise sectors with demanding mobile requirements. And a rising number of those enterprises are willing to turn to private networks, in shared spectrum or even their own airwaves, if the mobile operators do not make the case to prioritize industrial use cases. The car industry is in the forefront of such activity, as the dispute over the current German spectrum auction has highlighted. The MNOs have been furious at the regulator’s decision to earmark a portion of the 3.5 GHz band for Industrie 4.0 networks – spectrum which a consortium of…