On Tuesday, in a federal bankruptcy court in the US state of Delaware, Judge John Dorsey heard the final arguments of a lengthy case over the chapter 11 reorganisation plan for Mallinckrodt, the pharmaceutical giant.  The debt restructuring plan is designed to allow the company to shed as much as $1.3 billion in debt and to deal with lawsuits claiming it profited from America’s opioid epidemic by making a $1.7 billion settlement.  It has not been an easy process. Rhode Island, for example, has opposed the settlement, arguing that the deal would shield the company’s executives from opioid litigation. The…