Tech monsters Apple and Google are making moves into the car business. This has at least one former Detroit auto executive talking like a dinosaur gazing up at an inbound comet and failing to consider profound industry business model evolution and even extinction as real possibilities. “If I were an Apple shareholder, I wouldn’t be very happy,” said former General Motors CEO Dan Akerson to the Detroit News in a recent interview. “I would be highly suspect of the long-term prospect of getting into a low-margin, heavy-manufacturing business.”