People who say this must not really know just how much work goes into crafting the image via something like ComfyUI workflows, which is where the actual skill and creativity is. Now I don't know if this poster was that or whether it was just a single ChatGPT prompt, but look on places like r/StableDiffusion where people share their workflows, it's not really much different than EDM production, they're not actually playing the instruments but organizing them together into a cohesive pipeline.