The number of daily cases of COVID-19 in New South Wales (NSW) climbed to 5,715, prompting the state government to bring back QR check-in requirements, mask mandates for indoor settings, and density limits. “As of midnight tonight, we will be requiring that masks are worn in indoor settings,” NSW Premier Dominic Perrottet said, adding that the face mask requirement will be in place until Jan. 27. “We are encouraging people, particularly over the holiday period, if you can work from home, please work from home.” Indoor hospitality venues will also again have a density limit of 2 square metres from Dec. 27 to Jan. 27. The premier also asked people not to mingle over the Christmas holidays. “That’s just to ensure, as we move through this period of time, we do have that support for our health officers over this summer and holiday period … When you’re out, out a restaurant, …