Where Apple focused engineering so the iPhone Duo could have desktop-like performance

To make the iPhone Duo as thin as it is, Apple needed to make a lot of design choices to fend off heat. Here's what they did, how they did it, and where in the device the innovations live.
iPhone Duo
Folding devices like the iPhone Duo often raise engineering challenges due to their unique design. However, solving problems like making as thin a smartphone as possible can lead to the creation of others, such as keeping it cool.In an interview with PCMag, Apple's VP of silicon engineering Dan Murr