Google Wave 通訊整合 (2009-5-31)
http://wave.google.com/help/wave/about.html
A wave is equal parts conversation and document. People can communicate and work together with richly formatted text, photos, videos, maps, and more.
A wave is shared. Any participant can reply anywhere in the message, edit the content and add participants at any point in the process. Then playback lets anyone rewind the wave to see [...]
