With World Radio Conference 2019 – where the first globally and regionally harmonized 5G spectrum allocations will be decided – looming, spectrum issues were high on the MWC agenda this year. Some regulators are already prompting interesting and creative debates about plans for 5G spectrum – not just band plans, but regulatory environments, with a greater emphasis on sharing and dynamic access than in the past. The FCC, India’s TRAI and the UK’s Ofcom have all contributed to the discussion with new plans in the past week (see separate item). Vendors, too, are working hard to ensure that the spectrum famine of the early 4G era does not return. In 4G, it was averted by opening up higher, capacity-oriented bands…