Patrick Frater Asia Bureau Chief “I hope we can communicate and reconcile again,” said Busan Mayor Park Heong-joon on the opening night of the South Korean city’s film festival. With so much of the dialogue in opening drama “Because I Hate Korea” discussing Korean societal rigidities, group loyalties, long working hours and poor pay (which cause the protagonist to emigrate to laid-back New Zealand), it is easy to forget that many of these characteristics are what may have saved this year’s Busan International FIlm Festival from going off the rails.