Puggo - Jar Jar's Yoda said (with emphasis from me):

So are there any prevailing theories as to what exactly this is? ... it's not a bad dub - compared to the hundreds of EIAJ tapes I've transfered, this one is pretty good. It looks first generation.

I have a new theory, it's strange, but...

Master

/ \

VHS EIAJ

It might have been a prototype for the initial rental vhs release.