The exact recording source for That's Some Cancer is not documented, and the clip circulates mainly as a trimmed reaction sound shared between soundboards, Discord servers and short edit communities. It spread because the phrase became common online slang for low quality, cursed or painfully cringe content, used ironically rather than literally. Editors keep reusing it as a quick verbal eye roll that needs no setup or context. Its short length and blunt tone helped it survive as a reusable meme reaction long after many similar voice clips faded.