PC vendor Acer Inc (??) yesterday said that lockdowns in China to control COVID-19 upended key component supply and disrupted PC production, although chip shortages have been improving. While chip supply constraints largely eased in the first quarter, the company faces uneven supplies of key components due to COVID-19 restrictions in China, Acer chairman and CEO Jason Chen (???) told an online news conference. “Semiconductor shortage was the biggest problem in the first half of last year,” Chen said. “Now, we are beset by a supply chain issue caused by China's lockdowns.” Photo: Screenshot from the Internet With key components...