Hi all,
I just want to let the various poobahs, both grand and otherwise, that this problem should
not be considered solved.
The beta-player refuses to even see the sync-file. For example:

Then I thought, hey, it's on the desktop. Maybe I can just put the whole filename (
HarryPotterOrderofPhoenix_Rifftrax.sync) into the Open dialog and it'll work. Wrong. I got this:

Anyway,
then I thought maybe my player needs to be updated. Remembering that this new beta player has a built in update feature. I selected that. Then I waited. Then I saw this:

Anyhow. Now I'm going to attempt to do it manually, but I'm so bad at that. I just wanted to keep hope alive for those of us who want to see the words of the Harry Potter flicks.