Because those don't give you the same outcome as sugar baked goods. I urge you to try and bake with any any of those 800 and get a baked good that has a textur

Because those don't give you the same outcome as sugar baked goods. I urge you to try and bake with any any of those 800 and get a baked good that has a texture like a sugar based good (and doesn't totally crumble apart)