During the 2019 SAFETY4SEA Conference, Mr. Dimitrios Ioannis Kalfas, Engineering Team Leader, Argo Navis, insisted on proper and timely planning for a BWTS or a scrubber retrofit as the best way to deal with the developing industry bottleneck. He also outlined a series of retrofit Pain Points which can set calendars back during planning, such as class approval, owner supplied items, yards and transportation of equipment.