Amid trade wars, geopolitical tensions and a decline in public trust, the technology sector is seeking to put its problems aside with the Consumer Electronics Show, the annual extravaganza showcasing futuristic innovations. The Jan. 8-11 Las Vegas trade event offers a glimpse into new products and services designed to make people’s lives easier, fun and more productive, reaching across diverse sectors such as entertainment, health, transportation, agriculture and sports. “Smart” devices using various forms of artificial intelligence will again be a major focus at CES. Visitors are likely to see more dazzling TV screens, intuitive robots, a range of voice-activated devices, and folding or roll-up smartphone displays. Also on display will be refinements to autonomous transportation and gadgets taking advantage of 5G, or fifth-generation wireless networks. But the celebration of innovation will be mixed with concerns about public trust in new technology and other factors that could cool the growth …