The OPFS is used in the online version of Photoshop to allow editing large photos without having the entire file (and undo history) loaded into working memory.

The OPFS is used in the online version of Photoshop to allow editing large photos without having the entire file (and undo history) loaded into working memory. https://developer.chrome.com/blog/how-photoshop-solved-working-with-files-larger-than-can-fit-into-memory/ https://developer.chrome.com/blog/how-photoshop-solved-worki...