2. Google Wave
Multiple streams of communication, called
waves, which users can add, edit, or share each other’s
comments at the same time
Participants in a wave can edit another person’s
comments
Participants can respond to a message that another
person wrote
Google waves can be embedded into blogs and other
Web sites
3. Flickr
Uploading, sharing, and organizing digital pictures
and videos
Adding tags allows others to locate and view the
shared pictures
Can upload pictures via a computer, e-mail
messages, or a cell phone
4. Delicious
A social bookmarking Web site in which you use one
or more tags or descriptive words
Can search for bookmarks by entering tags into the
search box
Users may subscribe to RSS feeds to be notified of new
bookmarks posted with specific tags
Users may use widgets to display their tags or links on
their blogs
