I think it's actually just been doubled to 2048x2048. OpenGL ES 2.0 seems to define a 64x64 as the minimum requirement for texture size to meet the spec, which

I think it's actually just been doubled to 2048x2048. OpenGL ES 2.0 seems to define a 64x64 as the minimum requirement for texture size to meet the spec, which is really not much at all.