Trump's use of military force in Iran has made his enemies and rivals sit up and take notice - especially those in China who have been evaluating the likelihood of the US intervening should they finally decide to make a move on Taiwan. How much has really changed because of what just happened over Iran's nuclear programme? And what are the huge mistakes President Trump is making that is giving Xi Jinping the opportunity to step more quickly into the role of rising, pre-eminent world superpower? Let's discuss.