The viral popcorn bucket has become a shining beacon of hope for the theatergoing experience in an otherwise underwhelming year at the movies. The pandemic drove people inside, and the concurrent rise of streaming services kept them there. Then last year’s actors’ and writers’ strikes delayed films originally slated for 2024. This summer’s box office slipped 10% compared to last year, when Barbenheimer ruled theaters. And yet every month or so, moviegoers take to social media to extol the virtues of or poke fun at some new popcorn receptacle.