Computer Expert Systems (which most people mistakenly call AI)
will never be able to replace artists.

Unless all you want is Thomas Kinkade shitz.
In order to do real art, you need to be able to hear your muzes.
A computer will never be able to do that.

Further, art is an expression, a communication in symbolic language and both the message and the means have to be crafted.
So, the best a computer can do is create derivative works.

... but for some people, that is all they want