Apple has renewed its deal to procure 5G modem chips from Qualcomm, making the iPhone maker the latest in a long line of technology giants that have underestimated the challenge of taking on this market. Qualcomm investors have been bracing themselves for a substantial reduction in Apple business, ever since the device giant started working on its own 5G modem in 2016, as part of its long-running strategy to achieve self-sufficiency in key components and reduce its reliance on Qualcomm in particular. However, Apple will not compromise on iPhone capability either, so it seems that it has been unable to match the performance and efficiency of a Qualcomm design for an advanced 5G smartphone. Apple continues with its project to…