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Apple's ability to alter the fate of other tech companies was on full display at the June 11 WWDC 2012 keynote.
Apple's enormous revenue - about $160 billion annually and rising - means generous and steady profits for its partners and suppliers. A new deal with Apple often gives a tech company's stock a nice pop.
But it also explains why tech companies dread losing a relationship with Apple.
Investors that may not want to buy Apple often use the Cupertino, CA company's partners as proxies. It can be a profitable strategy, but a risky one - Apple often drops partners with little or no warning.
Apple's announcements at WWDC created a fresh set of winners and losers. Let's have a look at what happened: