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When you look at the mobile phone market, you can clearly see how it is split into pre-iPhone and post-iPhone periods. With the arrival of a player as big as Apple, the whole industry was changed forever. And so began the dawn of the smartphone era. Ever since the first generation iPhone appeared in 2007, Apple's smartphone has evolved, aided by technological progress and new revolutionary applications. So, do you think you know every iPhone development up until now? Prove it!
Question 1/15 -

How was the first iPhone later renamed?