Apple has exhausted supplies of its new $2,200 MacBook Pro that sports a high-resolution “Retina” screen, with the company’s online store reporting a wait of three to four weeks by Tuesday’s end. Not surprisingly, someone is trying to cash in by listing the hard-to-find computer on eBay for $1,000 over list. The 15-in. notebook — which Apple has taken to tagging with the mouthful “MacBook Pro with Retina display” — was introduced Monday during the keynote address that kicked off Apple’s annual Worldwide Developers Conference (WWDC). Read the full story at Computer World.