Arduino je Mrdka circulates as a short user-generated soundboard clip rather than a line from a widely known film, show, or song, and its exact original recording is not clearly documented online. Its appeal comes from combining a familiar electronics brand with a blunt, regional-language phrase, which makes it easy to reuse as an inside joke among makers and electronics hobbyists. Shared in short videos and meme edits, it survives because it is brief, instantly recognisable to that audience, and flexible enough to fit almost any moment when a project goes wrong.