University of Auckland senior law lecturer Nikki Chamberlain said there were likely multiple explanations for the recent explosion of US-based entertainment industry lawsuit cases, compared with here at home. They included differences in civil procedure and funding mechanisms, the role of government agencies, social media and cultural movements, and even something as simple as how deep people's pockets are. "In the USA, each party is responsible for their own legal costs, even if they are unsuccessful at trial. In New Zealand, the loser pays both parties' costs, usually on a scaled basis. This creates greater cost risks for a plaintiff commencing litigation in New Zealand," she said. Most US cases are also usually heard by jury trials, whereas in New Zealand, the cases are normally heard by a judge-alone trial. Defamation cases are an exception, as people can elect to have a jury trial. "Juries tend to award higher damages awards. Further, New Zea...