I think this can be used in a variety of ways.

You can use it for narration
or
as a "substitute" of your identity if you don't like to be on camera
or
as your "mailman" in your newsletters.

Be creative, I think it's cool.

http://www.youtube.com/create_detail/GoAnimate

There are some other simiilar tools also check them out here

http://www.youtube.com/create