I think the competition for text to image services is over and open source, stable diffusion won. It doesn't matter how detailed (or whatever counts as "better") corporate text-to-image products get, stable diffusion is good enough which really is good enough. Unlike the corporate offerings, open source txt2img doesn't have random restrictions (no its not just porn at this point) and actually allows for additional sc…
Stable Diffusion is the Linux-on-the-desktop of diffusion models IMO
(I agree w/ your comment on trusting Google - pretty sure they'll just phase this off eventually anyway, so I wouldn't bother trying it)