https://arstechnica.com/information-technology/2023/06/redditor-creates-working-anime-qr-codes-using-stable-diffusion/

On Tuesday, a Reddit user named "nhciao" posted a series of artistic QR codes created using the Stable Diffusion AI image-synthesis model that can still be read as functional QR codes by smartphone camera apps. The functional pieces reflect artistic styles in anime and Asian art.