We are still fighting with Google Video support to get a proper resolution video on Google Video, for now the full H.264 video is made available. It’s large but the quality is pretty good:
I really like the mp4 format. I actually can upload it into my iPhone and play it from anywhere. It would be great if you render all future webinar in this format. Thank you very much!
I think vimeo would be bether, because at default everybody with Flash can see it, without installing anything.
AND with vimeo, you can also download the original mp4 file, so the best of both worlds, I think