Parshas Yisro: What Did Yisro Actually Invent

Actually, Torah She'Baal Peh Came First

There are two Matan Torah stories in this week's parsha.
(no this isn't a BibCrit take)
The second one is the one we're all familiar with. Thunder and lightning, booming voice of God, etc etc.
The first one, though, is not usually acknowledged as Matan Torah.
The story begins by telling us that Moshe decides court cases by directly speaking to Hashem. But h…