ABC and Disney add support for Apple's new single sign-on feature

The initial list of companies supporting Apple's new single sign-on feature for iOS was pretty lacking. But one day after launch, an old and important ally is jumping on board: ABC / Disney. Both the Watch ABC and Watch Disney apps for Apple TV and iOS will now automatically log you in if you've entered your cable or satellite credentials into the new settings menu. This works on iPhone, iPad, and Apple TV; some apps only support single sign-on with certain devices at the moment. ESPN, another D...