I built a healthier men's dress shoe with a faux heel that allows you to walk barefoot while still maintaining a professional silhouette. https://OAKAStudio.com.
Footwear is the most technical and health detrimental part of our wardrobe.
There is the argument that they are already safer than human drivers though and it'd be morally objectionable to stop. Not saying I'm completely on that side, but it is a valid utilitarian argument.
Work very hard, every day for weeks, months and years until you get it right; then work even longer until you can't get it wrong. I've found that to be the "secret".
Footwear is the most technical and health detrimental part of our wardrobe.