Christopher Mims:

On its face, a car seems like a disastrous thing for Apple Inc. to build. Cars are a brutally commodified, terrifically expensive, generally low-margin industry. Entering the car business is like getting into a land war.
 
 But the mounting evidence seems undeniable that Apple is forging ahead anyway, despite lack of confirmation from the company. Clearly, Apple thinks it has the chance to make a unique contribution to a category…