Actually the iPhone has used NVMe not eMMC since the 6S: http://www.thessdreview.com/da... And all these flash "devices" are multi-die packages. The eMMC and NVMe controller is a separate die driving a stack of flash devices.
UNIX is hot. It's more than hot. It's steaming. It's quicksilver lightning with a laserbeam kicker. -- Michael Jay Tucker