This is the officer free mobile application from YouTube ™. We’ve been effective hard to offer superior speed, excellence, and robustness in the YouTube mobile application for Nokia Series 60 devices. The application will alert you as more improvements become available, so remain an eye out for updates.
http://www.mobilerakish.com/2010/02/08/google-inc-youtube-v2-2-30-for-s60v3v5-x6/