Now available as a free download, iTunes 8.1 loads large libraries, browses the iTunes Store, and syncs with iPod, iPhone, and Apple TV more quickly than the previous version. There’s more. iTunes now automatically imports music from your CDs as higher quality, 256-Kbps iTunes Plus files, so your music sounds even better than before.
Read the whole story here: Faster, smarter, better. iTunes 8.1