Stable diffusion is good open source software and is well motivated in a very complicated technology/political space. Sure they inherit all of the existing problems with image datasets but they have some plans to mitigate racial and socio-political bias. The alternative is to either not do the project or make it secretive under the supposed motivation of safety. This interview is a good overview of the principles behind their approach: https://www.youtube.com/watch?v=YQ2QtKcK2dA