yaoifangirl said:i thought it's being used extensively in new anime. otherwise it would be difficult to get such good animation and new graphics.
CG is certainly used in a lot of new anime, but unsuccessfully, in most cases. The only good CG anime in recent memory is probably Houseki no Kuni, which has garnered a lot of critical acclaim.
The problem is combining 2D with 3D or not providing enough frames, or an inability to direct 3D.