In the Polish version of Stronghold, known locally as Twierdza, workers and villagers voice short warnings when a stockpile runs low, and 'potrzeba kamienia' is one of those practical alerts. Polish players recognised the line from long castle-building sessions, and it later travelled beyond the game as a short, quotable reaction to shortages in other contexts. Its appeal is its bluntness: a single resource problem, stated plainly, fits everything from strategy videos to everyday jokes about running out of something important.