Apple has confirmed that as the first-gen Apple TV obsolete users will be unable to access or re-download content from the iTunes Store.
Apple also confirmed that as Windows XP and Vista are no longer supported by Microsoft. Older versions of iTunes will continue to run on XP and Vista —just with diminished functionality.
After May 25, you’ll need to use Windows 7 or later with the latest version of iTunes to make purchases from the iTunes Store and redownload previous purchases. Apple will currently still support ATV 2. Apple confirmed these upcoming changes in their security documents.
Let us know in the comments below if you will be affected by these changes.