Apple doesn't allow you access the IMEI or even Mac address. And they announced at WWDC today that they're locking down people scanning for wifi access points + bluetooth beacons to determine location also.
The purpose of this isn't to make you anonymous. It's just to make sign on a little simpler and for apps that you think might not be super trustworthy or apps that don't actually need your email address you can choose to give them this proxied one. Obviously social accounts and other applications that will ask for your real name will know who you are.
The purpose of this isn't to make you anonymous. It's just to make sign on a little simpler and for apps that you think might not be super trustworthy or apps that don't actually need your email address you can choose to give them this proxied one. Obviously social accounts and other applications that will ask for your real name will know who you are.