Exercise 20 is to “Discover YouTube and a few sites that allow users to upload and share videos.”  Of course I had heard of YouTube prior to doing this exercise, but I had no idea just how many Web 2.0 video sites there are.  Here’s a list of them.  I can definitely see the value of using a YouTube video for a Library Orientation or a Virtual Library Tour.  Here’s one that Georgia Tech did for a Library Orientation.  I would love to do a library video as it would allow me to practice my theatrical skills!