The software industry once had the keys to the kingdom. But buyers are becoming more sophisticated. The software industry should share in the risk instead of running and gunning.
Apple is a hardware company - they build software to sell the hardware. The question really is, Why not support the installation of Windows on their computers?
Apple is not looking at the chip for differentiation. It's counting on its hardware and software for that. If anything, it's taking the line of thinking that the chip inside makes little difference to the quality of the computing experience.
They established best practices for double-checking software for potential security flaws.
They have a great hardware product, but they've been shut off from businesses and consumers who want to run PC programs, and now they have the software that will allow that.