This is what I think IOS 10 reveals about iPhone 8-9-10 and Jobs' input.
2000-2001 Jony Ive designs the colorful iMac (rounded shapes)
2002-2006 Jony Ive designs the iBook and iPods (white or black fronts, chrome rear) Rounded edges.
2007 iPhone 1 is released which mimics iPod look. Chrome...
Back in 2005 at WWDC, Steve Jobs revealed in dramatic taste, how OS X was developed to be processor agnostic from its inception. Early hints of this can be found in developer previews of OS X, which let developers target either PowerPC or Intel development. Even ancestor of OS X, NextStep and...