Article Wanted on iTunes software

Title: Description of iTunes software and its major functions.
Description:I am looking for a short, informational article on iTunes
software. Essentially, 1-2 paragraphs explaining the purpose and major
functions/features of iTunes. It should be directed towards the average
user and it should also highlight any major changes or features that have
been added throughout its history (including the specific version release
that included these additions). Finally, if there are any important
technical issues that someone downloading an older version should be aware
of, please include them.
Amount of articles:1
Price per article:$20-30
Length of article:200-400
Subjects:iTunes Software