This is the biggest technical leap. The original SAI was a 32-bit program, meaning it could crash if you tried to paint on a massive canvas with too many layers. This allows for:
While SAI is still more rigid than Photoshop, version 2 allows for more customization. Users can now create their own paper textures and brush tip shapes more easily than before. The interface, while retaining that classic gray aesthetic, is more customizable in terms of shortcuts and color wheel placement. paint tool sai 2.0
is an industry giant, but it is expensive and heavy. This is the biggest technical leap