In case you missed it, you can now view the video:
MBS Plugin @ DevCon 2016
We recorded the screen on my Mac. So the sound is not very load, especially for people asking questions. But it's better than nothing and hopefully FileMaker Inc. will in future record vendor sessions, too.
You can also watch the German recording from FMK 2015.
See also video from DevCon 2017 and DevCon 2018.