You must have use iTunes before with your iPhone or iPod or may be iPad. But now I want to share one great news with you all. There is newer version of iTunes for both Windows and Mac released by Apple. It’s the new iTunes 10.0.1 which is available for download as well. The interesting thing in this new version is that there a new ping feature available in form of sidebar which allow user to share favorite stuff with friends and family. iTunes 10.0.1 also come up with some important bug fixes.
You can read the full features after jumping over the screen shot;

iTunes 10.0.1 makes it easier to share your favorite music with your friends on Ping. You can now Like or Post about music right from your iTunes library. You can also easily see the recent activity of a selected artist in your library, or of all artists and friends you follow on Ping using the new Ping Sidebar.
This release also provides a number of important bug fixes, including:
• Addresses an issue where the picture quality of a video changes depending on whether the on-screen controls are visible.
• Resolves an issue where iTunes may unexpectedly quit while interacting with album artwork viewed in a separate window.
• Fixes a problem that affects the performance of some third-party visualizers.
• Addresses an issue where the iTunes library and playlists appear empty.
• Resolves an issue that created an incompatibility with some third- partyshared libraries.iTunes 10 comes with many new features and improvements, including:
• Introducing Ping. Use Ping to follow your favorite artists and friends or connect with the world’s most passionate music fans. Discover the music everyone is talking about, listening to, and downloading.
• Rent HD TV episodes for just 99¢ each. Watch them on your Mac or PC, on-the-go with iPhone or iPod touch, or in your living room with the all new Apple TV.
• Play your favorites on the all new iPod touch, iPod nano, iPod shuffle, and Apple TV.
• Play music wirelessly with AirPlay on AirPlay-enabled speakers, home theater receivers, and iPod accessories.
• Explore many look-and-feel improvements throughout iTunes.
• Enjoy performance improvements which make iTunes faster and more responsive.
• Additional voice support with VoiceOver Kit for iPod.
Well this new iTunes 10.0.1 was released on September 1st in Media Event by Apple. Now you can have it download from Apple website or you can simply update the previous one.