Google introduced new Google Mobile YouTube channel, with a fresh look that includes a video box that rotates along multiple axes. As you click on and discover more videos, you’ll have fun checking out all the ways the box can turn.
In the channel’s “featured” section, highlight some of the mobile search capabilities, Google are going to launch some new videos that help illustrate the variety of practical and fun ways that you can use these features.
When looking at “all apps,” you can not only check out any of the latest videos at a glance, but also quickly sort them by mobile platform or by app.
it's also easier to share videos by email or through popular social networking sites.
source: Introducing our new YouTube channel for Google Mobile - Official Google Mobile Blog