Task: Create a playlist named "AUDIBLE_ONLY". Try playing "NEON WANT", "FAULTLINE", and "RETURN POSTCARDS". Add each item only after confirming that it produces audible sound at normal volume.
Hint: Keep volume above zero. For each requested item, start playback and listen briefly. Add the item only if audio is actually audible.
Reference answer: "AUDIBLE_ONLY" should contain the items among "NEON WANT", "FAULTLINE", and "RETURN POSTCARDS" that produce audible sound at normal volume.