Apple spent more money on research and development in the past quarter than it spent in any three-month period in the company’s history. Q3 2019 R&D spending also accounted for the largest proportion of Apple revenue since 2003, back when the iPod ruled as Apple’s biggest seller.
At a time when the iPhone no longer accounts for most of Apple’s revenue, this level of investment suggests that there are some big things in the works in Cupertino.