When listening to the various presentations in
Playlist: Mobilize Your Assignments
I found it very unfortunate that I could not change the ṕlayout rate. Generally, I like to view material at 1.5x or higher - otherwise, the data rate is so low that it is basically hard to concentrate on the material.
This is not a criticism of the speakers, but rather a problem of conversational rate speech. Moreover, there is evidence that this reduces the level of recall.