Here are some links to some Ipod Weddings Gone Wrong… This page will help you avoid these disasters.
Summary: Bride on a Budget, Small Wedding of 50 people, ipod crashed during reception, had to settle for another “First Dance” song.
Summary: Youtube.com video showing some of the unforeseen ipod wedding disasters..
Summary: DJ Website showing you the real differences between Ipod Wedding and Hiring a Professional DJ
Summary: Cnet article talking about why some brides go with the ipod wedding route