'Vinegar the son of wine'

In a post four years ago, I explained that the Talmud refers to a wicked person who is the son of a righteous person as 'vinegar the son of wine.' Here's another example: J Street's Jeremy Ben Ami. Ben-Ami’s paternal grandparents were, indeed, Zionist heroes. At great personal risk they moved from Czarist Russia to the Land of Israel as part of the First Aliyah (wave of immigration) of the late