Only managed to read the first act before seeing it; very busy with 14.4 code-freeze this week.
They included the “frame” with Sly, which I thought worked. Sly became Petruchio. Kate’s speech felt pretty uncomfortable, but at the end, Petruchio turned back into Sly, and was treated disdainfully by the departing “actors”, which made up for it a bit.
Production was a bit bawdy in parts. There was at least one school trip there who definitely appreciated this.
So that’s where it comes from: “thereby hangs a tale” - well, seems like it turns up in several of his plays actually.
Vocab: “froward” == obstinate (of Kate)