‘Barbenheimer’ was a boon to movie theaters and a headache for many workers. So they’re unionizing

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For movie theater owners around the country, the same-day release of “Barbie” and “Oppenheimer” this summer meant record box office sales and a gratifying sign that the public still craved entertainment on the big screen.

But for some employees at the Alamo Drafthouse in Manhattan, “Barbenheimer” was the breaking point.