Translations:Touhou Patch Center:FAQ/56/en-gb

Not only do those have a code base fundamentally different from the Team Shanghai Alice games, the effort required to create a proper patch is higher by multiple orders of magnitude. If you're interested in the exact details, Mauve has written blog posts about the difficulties of patching IaMP and SWR. Having to rewrite these patches from scratch would be a huge waste of time, particularly because the loader system used is very similar to ours.