And seriously. How many of the apps you bought do you actually need? My bet, not as many you might believe
users, who, in most instances, could do fuck all with that knowledge, anyway.
It is not that bloody hard to switch to another platform in the case of an OS flaw, or hardware vendor in the case of something like the Samsung keyboard hack. A hassle? Yes. But certainly not a case where a user "could do fuck all" at least now iOS and Samsung users can make an informed decision whether to take the risk of sticking with their device or move elsewhere.
On the other hand, there are other people who could make use of that knowledge, and that's who you want to keep in the dark
Which is why responsible researchers wait for a reasonable time before releasing their findings to the public, in this case they waited the 6 months requested from them by Apple.
I'd suggest reading some David Lewis and Saul Kripke. This topic of who is the real "you" has been elaborated upon in fantastic detail