So, apparently most people commenting must think this is Apple's first rodeo. It isn't.
Has Apple been working toward ASi and the accompanying product transition (sw and hw) for years? Answer: YES
Has Apple ever transitioned its products from one CPU architecture to another? Answer: YES
Was that transition (PowerPC -> Intel) successful? Answer: YES
Has Apple every used an instruction set translator (Rosetta I) to accomplish a processor transition? Answer: YES
Has Apple done a huge patent deal with Intel recently to purchase their entire cellular business/patents? Answer: YES
Would Apple proceed with this transition without all patent licensing necessary to *ensure* its success? Answer: NO
Is Apple the largest tech company on the planet with an enormous amount of cash? Answer: YES
Be real.
@cmaier has already given the most likely reason for Rosetta being restricted in some regions.