For some reason Apple reserves the ability to create iPhone frameworks for their own use. They are a very useful ability to have because they package headers together with a universal binary. „Universal“ meaning that you get binary code for multiple platforms rolled into a single file. Frameworks are also dynamically loaded which means that less binary code fills up your memory as only stuff is pu
![Universal Static Libraries](https://cdn-ak-scissors.b.st-hatena.com/image/square/17e867f863cfab2f21cfde884b5fecacb28b004a/height=288;version=1;width=512/http%3A%2F%2Fwww.cocoanetics.com%2Ffiles%2FScreen-shot-2010-04-14-at-10.55.46.png)