{
  "note": "Real Timber renders, produced 2026-08-07 by tools/render-narration.sh (the `narration` smoke scenario) on the iPhone 17 Pro simulator. Every clip speaks the same sentence so the voice is the only variable. All three are free-tier voices and all three rendered on the requested neural engine -- fellBackToApple is false everywhere, so none of these is the Apple system voice wearing another name.",
  "text": "Timber reads it out loud, and follows along while it does.",
  "clips": [
    {
      "file": "voice-1.m4a",
      "displayName": "Alan (English GB)",
      "requestedVoiceID": "piper:vits-piper-en_GB-alan-medium:0",
      "requestedEngine": "piper",
      "renderedEngine": "piper",
      "fellBackToApple": false,
      "seconds": 4.226,
      "access": "free",
      "text": "Timber reads it out loud, and follows along while it does."
    },
    {
      "file": "voice-2.m4a",
      "displayName": "Bella",
      "requestedVoiceID": "kokoro:kokoro-int8-en-v0_19:af_bella",
      "requestedEngine": "kokoro",
      "renderedEngine": "kokoro",
      "fellBackToApple": false,
      "seconds": 4.075,
      "access": "free",
      "text": "Timber reads it out loud, and follows along while it does."
    },
    {
      "file": "voice-3.m4a",
      "displayName": "Caro Davy (English)",
      "requestedVoiceID": "pocket-ref:voicezero:caro_davy",
      "requestedEngine": "pocket",
      "renderedEngine": "pocket",
      "fellBackToApple": false,
      "seconds": 2.674,
      "access": "free",
      "text": "Timber reads it out loud, and follows along while it does."
    }
  ]
}