iTunes Store may reveal your terrible music taste

angry tapir writes: "Apple's iTunes Store that can reveal what content another person has downloaded, which could be a privacy concern for users of the service, says a research scientist at MIT. The iTunes Store allows people to gift content such as music to another user. A person can compile a list of up to 100 songs to gift to someone else, and the iTunes Store checks to see if the recipient already owns the content, The person who is gifting the content only needs to know the recipient's e-mail address."