A major flaw in Apple Inc software for mobile devices could allow hackers to intercept email and other communications that are meant to be encrypted, the company said on Friday, and experts said Mac computers were even more exposed. If attackers have access to a mobile user's network, such as by sharing the same unsecured wireless service offered by a restaurant, they could see or alter exchanges between the user and protected sites such as Gmail and Facebook. Governments with access to telecom carrier data could do the same. ... "It's as bad as you could imagine, that's all I...