This tale is still current throughout North Asia ~ it's an old favorite of the Shamen.
Interestingly enough, the oldest version is clearly feminist in structure; the newer version found in the Bible is patriarchal.
The moral of the story is that the parent(s) must see to their children's marriages or trouble will ensue.
How appropriate in Lot's case, which yielded Moab and Edom. We know what a hoot they turned out to be.