UPDATE: The video in three different formats.
The .mp4 video embedded in the OSF wiki doesn't seem to work well with certain browsers. You can nonetheless download it and watch it with your videoplayer.
I have uploaded it in a .m4v format too, which seems to work better, and a .mkv format, which can be downloaded, like the two others.
Unfortunately I cannot assure a live Q&A; session, but I will be...