@photomatt intriguing... Thank you for trying it early, I hope it continues to go well!
Looks like Scott did a somewhat more measured follow up:
> "if you have extra money, and you think biomedical innovation is cool, you want to be able to tell people you have genetically-modified bacteria in your mouth, and you want to contribute to the project of taking this out of the file drawer of discarded good ideas and back into the arena, and maybe get fewer cavities as a bonus - then yeah, I think it’s a prosocial thing to do, and probably won’t go too wrong - although this is not medical advice and really we have no way of knowing how wrong it will go"
https://www.astralcodexten.com/p/updates-on-lumina-probiotic