Unfortunately, I think Ben and Jerry sold out their interest in the company. They are probably untouched by a boycott.
True, they did cash out. But Cohen is still just another NYC model Jewist Leftist. Semi-treasonous people like him are why I haven't been in a synagogue for years.
Regretably all to many of my co-religionists have confused the ancient call for social justice with socialism.
There is a difference.