STEVE JOBS was mourned around the world through the devices he conceived: People held up pictures of candles on their iPads, reviewed his life on Macintosh computers and tapped out tributes on iPhones.

There was no makeshift memorial or candlelight vigil for Steve Jobs at the Apple Store in downtown Chicago. The news of his death, and then the tributes and condolences, were in news alerts, tweets and messages pulsing through the gadgets inside.

Steve Jobs, the Apple founder who invented and masterfully marketed ever-sleeker gadgets that transformed everyday technology, has died at the age of 56.