Apple’s Presto machine can update the software of new iPhones while they’re still in their boxes. It takes 15-20 minutes to complete the process. Apple has a new machine in its stores that can charge and perform software updates to iPhones while they’re still in their boxes. The device is called the Presto, and it looks like a kind of a cross between those hotel breakfast-room toasters, and a pigeon-hole message box. The idea is that Apple Store employees can keep the stock of iPhones updated, so the user doesn’t have to install a bunch of software updates before they…