"Hey Siri" support and possibly wireless charging case alongside AirPower charging mat.
AirPods and AirPower: Everything We Know
IBM Power4 and Apple
Network equipment and other communications gear is the most likely destination for the new PowerPC, as the bulk of existing PowerPCs are used there. However, IBM is also wooing Apple, sources familiar with the chip said. The company is in a constant tug of war with Motorola, which makes most of the PowerPC chips slotted into Macs, for Apple's business.