Neighbor walking with futuristic headband: public visibility of treatment

{
  "input": {
    "prompt": " Photo outdoors on a suburban/urban sidewalk: an adult taking a brisk walk wearing a discreet futuristic headband (tDCS-like) under a cap or with visible band, while looking at a phone. Background: trees, morning light, a passing neighbor glancing curiously. Tone: slightly humorous but respectful; no mocking body language."
  }
}