However, they said public anger at three years of COVID-19 crackdowns had reached boiling point and the current controls were no longer sustainable. Observers said they had not seen such a widespread display of public criticism since the 1989 Tiananmen Square massacre, and said the rising frustration highlighted the sustainability of Xi Jinping’s policies. “It is now clear that further lockdowns will only work with brutal enforcement. The Chinese can put up with a lot, but many have now reached their breaking point,” Lowy Institute senior fellow Richard McGregor said in an opinion piece published in The Australian Financial Review….