Why companies struggle with recalcitrant IT

IT IS SUPPOSED to be the "Tesla killer". Volkswagen's new ID.3 is the firm's first mass-produced all-electric car--and the first step in the German carmaker's attempts to reinvent itself for an electrified world. That makes it perhaps the most important model since the original Golf, launched in 1976. The ID.3 is also late. Mechanically, the car is hunky-dory. But some software widgets that are a big selling point these days--rumoured to include smartphone connectivity and augmented-reality park...