After struggling to find staff during the COVID-19 pandemic, businesses in Singapore have increasingly turned to deploying robots to help carry out a range of tasks, from surveying construction sites to scanning library bookshelves. The city-state relies on foreign workers, but their number fell by 235,700 between December 2019 and September last year, the Singaporean Ministry of Manpower said, adding that COVID-19 curbs have sped up “the pace of technology adoption and automation” by companies. At a Singapore construction site, a four-legged robot called Spot, built by US company Boston D...