I'm going to make a declaration: I like the prequels. In fact, I really like them. All three have a soft spot in my heart. Look, they're not the original films, but they have merits.
There are no greater magicians in the modern age than the storytellers of Pixar, but they should not carry it alone. No-one at Pixar would claim that digital animation is the only way. They all fell in love with hand-drawn and stop motion work as children, and those mediums deserve their place still. They too can delight the child.