SemiconductorsTaiwanese company to eventually make 30% of its most advanced chips in ArizonaTSMC's CEO has promised a record-breaking year in both revenue and profits, citing strong demand for AI applications. (Photo by Sae Kamae)TOKYO -- Taiwan Semiconductor Manufacturing Co. says it is speeding up construction of its second and third plants in Arizona "by several quarters" to meet robust demand from U.S.-based customers for smartphone and AI computing chips.The world's largest contract chipmak...