As Apple ramped up investment in Mac chips, the progress of its other chips slowed down; sources: Apple Watch Series 8 may be able to tell if users have a fever (Mark Gurman/Bloomberg)

Mark Gurman / Bloomberg:
As Apple ramped up investment in Mac chips, the progress of its other chips slowed down; sources: Apple Watch Series 8 may be able to tell if users have a fever  —  When it comes to Apple's chip advancements, the company's iPhone and watch are taking a back seat to the Mac.