I just dropped the first version of the CrystalGrid app! I’ve been experimenting with the new Liquid Glass, and this app is a cool twist on Sudoku—it’s all about keeping things clean, easy to understand, and fun for puzzle enthusiasts of all skill levels.
apps.apple.com/us/app/cryst...

However, as long as those are NSObject types, there is a quick workaround. We can use NSObject metatype to bypass the restrictions. 🙃For example, take a look at working mock of SCDisplay. **Do not do this in production code**