Something I have been meaning to do for a while is post all the videos on Google Wave from I/O 10. So, here they are, enjoy: Google Wave API design principles: Anatomy of a great extension
Here is a YouTube video of an interview taken just after the Developer I/O 09 with the Google Wave founding team – brothers Lars Rasmussen and Jens Rasmussen and Stephanie Hannon to talk about the initial idea behind Wave, and Google’s philosophy in rolling it out. VP Engineering also makes a cameo appearance at the end.
Google held a Google Wave Federation Day last month. Below is some videos that Google made during the conference and released today. First is the Introduction Second is the Architecture Overview Third is the API Overview (including API roadmap) Lastly, as a bonus they included a Google Wave Hackathon