Google Wave Developer Preview @ Google I/O 2009

Google Wave sounds like a next generation of online communication portal. It tries to go one step ahead of most of the methonds we use today. For sure there will be plus and minus point of Google Wave but until Google release this Crazzy and Cool product watch Google Wave Developer Preview @ Google I/O 2009. (length 1h:20m:12s)

What do you think about Google Wave?