Video of a young woman visiting a restaurant in Hong Kong when she was supposed to be at home in isolation to prevent possible spread of the coronavirus sparked an angry reaction after the clip was widely shared on social media.Hong Kong is scrambling to cope with a second wave of Covid-19 cases, including many linked to residents who returned to the city from trips abroad.As of March 19, 2020, anyone entering Hong Kong must self-isolate for 14 days. To ensure compliance, those in self-quarantine are issued electronic bracelets linked to an app which alerts the Hong Kong Department of Health and police if the wearer strays from their registered address.