iPhone 12’s price tag could be more important for Apple’s success story   This year, Apple introduced four iPhones, ranging from the iPhone 12 Mini to the iPhone 12 Pro Max. Apple’s next-generation iPhones are facing challenges far beyond Samsung, Motorola and Google. Apple’s iPhone 12 family hits the market at an extraordinary time — with the coronavirus pandemic leaving tens of millions of people out of jobs and kicking off a recession that has thrown everything into a state of uncertainty. The new phones feature a boxier look, a magnetic attachment called MagSafe and, yes, super-fast 5G, but the price tag of these typically premium gadgets may…