Probably depends on how the patch is applied. Is it a file by file update inside...

		mikerg87 4 months ago \| parent \| context \| favorite \| on: Ask HN: Why do Nintendo and AAA games take so long... Probably depends on how the patch is applied. Is it a file by file update inside the game image. Is it a block level transformation. I could also imagine developer nuking the image and download it all again fresh “just to be sure”.