In Could 2007, Apple announced the launch of "iTunes U" via the iTunes Keep, which delivers university lectures from top rated U.S.????? ??????? ??????? ?????? ? ???????? ?????? ? ????????Display screen resolution of 1024x768 or larger; 1280x800 or larger is needed to Enjoy an iTunes LP or iTunes Extras?????????? ????? ???????? ??????? ???? ? ?????