I've worked on some of those systems. This isn't true.
Most of their web apps are WebObjects/Java apps. Sure some of them would be classed as legacy but it is hardly different from most other enterprise companies. And their systems are completely separate from each other e.g. iTunes, Apple Online Store, ID auth, Developer Portal.
Most of their web apps are WebObjects/Java apps. Sure some of them would be classed as legacy but it is hardly different from most other enterprise companies. And their systems are completely separate from each other e.g. iTunes, Apple Online Store, ID auth, Developer Portal.