Open this photo in gallery: The TSMC logo is displayed on a building in Hsinchu, Taiwan, on April 15.Ann Wang/Reuters The world’s largest contract chip maker, TSMC, gave a bullish outlook for the year on robust demand for AI applications, adding that it had yet to see any change in customer behavior, despite uncertainty over U.S. tariffs. The Taiwan company, a bellwether for the global chip industry, stood by its annual outlooks for sales and capital spending on Thursday and forecast artificial intelligence (AI) chip revenue to double. Its Frankfurt-listed shares leapt 5 per cent in morning trade. The forecast...