Been deep in the faceless content space building tools for creators, and the same 3 problems keep showing up in every channel audit I do:

1. Your voiceover pacing doesn't match your visuals. Most people generate a script, run it through TTS, then slap footage on top. The AI voice has zero awareness of pacing your B-roll. Fix: write your script in beats that match cut points, not paragraphs.

2. You're using the same 2-3 voices everyone else uses. Retention drops when a viewer's brain flags a voice as "generic AI content." Rotate voice models per video series, not per video — enough consistency for branding, enough variety to avoid fatigue.

3. No hook restructuring for AI voice delivery. A hook written for a human narrator lands differently than one read by TTS — cadence and emphasis are different. Rewrite your first 3 lines specifically for how your TTS engine emphasizes words, not how you'd say it out loud.

Most creators optimize the script and ignore the delivery layer entirely. That's the gap.

If you're building a faceless channel and want the actual tool stack + prompt templates I use to fix this stuff, I put together Prompt Vault — monthly drops of what's actually working, not just theory.