I wonder, too, how hampered Nokia was by trying to port it to an existing platform, presumably striving for a lot of backwards compatability. Nokia, at the time

I wonder, too, how hampered Nokia was by trying to port it to an existing platform, presumably striving for a lot of backwards compatability. Nokia, at the time, had many popular handsets available, of varying power/capabilities/providers. Apple was designing a new phone, a single piece of hardware, a single provider.