If you stood me in a costume next to a computer graphic of the same-looking character, I think there would be a difference. And many movie fans I've spoken to would rather see an actor in a costume than CG.
“Tribal life comes automatically to an end when a primitive people begins to live in a town or a city, for sooner or later a tribal organization is found to be incompatible with life in a city.”
“I was 17 when I left the small Maine town where I'd grown up. I wanted to do something I thought was important with my life, so I headed to California and didn't look back.”