It is a vague adaptation, for sure, but I can confidently say that the act of adaptation was not the element that failed.This time, the issue can be found in the script, the story surrounding Makoto and the relationship Hollywood has with its audience.
I was ready to block reality and drench my mind in the lore. As soon as the final title card at the center of the screen in the opening song appeared, my excitement went away.
"Dragonball Evolution marked a very painful creative point in my life. To have something with my name on it as the writer be so globally reviled is gut wrenching. To receive hate mail from all over the world is heartbreaking." - Ben Ramsey.
The great effort to make this movie into a copy/paste from the Anime was perhaps the worst decision made from the production stages. Sure, it has the essence of the original work, but it doesn’t make it a good product.