Szkolna 17 refers to the address in Białystok where Krzysztof Kononowicz lived, and the long running online recordings made there with Wojciech Suchodolski, known as Major, became a cult part of Polish internet culture. Short isolated lines from their conversations were turned into soundboard clips and reaction sounds. This one built around the word komunistyczny spread in that form, reused far beyond the original conversation. It remains popular because a single familiar voice and a single loaded word can summarise mock outrage in edits and comments.