A look at Apple's work on its in-house modem chip, which may debut in some niche models next year, with the full rollout taking a few years to complete (Mark Gurman/Bloomberg)

Mark Gurman / Bloomberg:
A look at Apple's work on its in-house modem chip, which may debut in some niche models next year, with the full rollout taking a few years to complete  —  Apple's move to drop Qualcomm modem chips won't have a payoff at the outset, but it could set the stage for bigger things later.