I've thought about making explainer videos for math and CS concepts (with animated diagrams etc., you know). But I really don't want my voice and image out ther

I've thought about making explainer videos for math and CS concepts (with animated diagrams etc., you know). But I really don't want my voice and image out there any more than necessary / they already are. Now I'm wondering if this kind of work would be better off silent than with TTS…