iTunes 10.3 beta available for download (available Updt 10.3.1)

A new beta version, now received stamp 10.3.1, has already made ​​its appearance.

In the wake of yesterday's announcements, Apple has posted the beta version of iTunes 10.3.
This new version allows access to some unveiled during the keynote, including automatic

download on your equipment or the ability to download purchases (music, applications, ...) carried out previously.