Eerie strings are a staple of horror and thriller sound design, where high, dissonant violins have long been used to signal danger before anything appears on screen. As short soundboards and video editors made these cues easy to reuse, the effect spread beyond film into YouTube horror edits, TikTok storytimes, and gaming streams. It remains popular because it instantly tells an audience to feel uneasy, even in a short clip with no dialogue, music, or visual effects.