you are right, optus is a giant in australia and we need to do better.singtel's perspective, this is an important business for us. we are here for the long-term and we have to turn this business around. annabelle: but what are your plans exactly then, how are you going to win back customers' trust or do better? arthur: it is a real hard-nosed approach to the operations in the business. we need to go back to the basics, ensuring our network i.t. systems are secure and resilient. we need to make sure that we win back the customers' trust, ensuring that people want optus to win. it's a very back to basics type of approach. the capital structure, the balance sheet is strong. no concerns there. it is really an operational focus, making sure that we don't go back to the two incidents of the past and really look forward to that. of course, with the new ceo coming in in the few months' time, i think he has good plans for optus. that is the approach. a very hard-nosed approach. we hope for the best for the future office. -- for the future of optus. haidi: how amb