When Pat GELSINGER took over as Intel’s chief executive in 2021 he seemed to possess the same impatient mindset as his mentor, Andy Grove, a former boss of the chipmaker famed for declaring that “Only the paranoid survive.” Barely a month into the job Mr Gelsinger unveiled a plan to restructure the business and advance through five generations of production technology within four years. Nearly four years on, however, it is Intel’s…