Apple no longer ships hard copies of its OS. If you want the OS, you’ve gotta download it from the App store. If it flops over for some reason, you can, theoretically, reinstall and even reformat from this same App store. Most of the time, that works. I just reformatted two laptops entirely with the App store. But sometimes, such as those times when you are feeling really lousy and taking high-powered cough meds, you may, as I did, wipe... Read more














