There was tremendous pressure for Microsoft to answer Amazon’s growing cloud business. This was the business he was inviting me to join. “You should think about it, though,” Steve added. “This might be your last job at Microsoft, because if you fail there is no parachute. You may just crash with it.” I wondered at the time whether he meant it as a grim bit of humor or as a perfectly straightforward warning. I’m still not quite sure which it was.