Back in April 2020, during the first coronavirus outbreak in Hong Kong, disinfection robots developed in the city were deployed at the airport to help fight Covid-19. Today, as we face the risk of a fifth wave of infections, service robots are becoming more common. The issue that we now need to consider to make these robots more effective is the emotional reaction people have towards them. First, let’s look at how service robots have been used during the Covid-19 pandemic. Essentially, robots are machines programmed by humans to perform an intended task. While years ago, robots were used primarily...