It's disgusting to claim that Western "Cartoons" fall under a "rough set of same humor or writers". It is just as varied, and frankly as good if not better than eastern Anime.
You obviously didn't watch enough varied western cartoons. The following are just a small sample of different, highly varied western studios/artists.
It didn't apply directly, but a lot of cartoons used comics for the source material. And even without that, Hollywood had to worry about ratings, and that resulted in similar restrictions.
You obviously didn't watch enough varied western cartoons. The following are just a small sample of different, highly varied western studios/artists.
1. Don Bluth
2. Hanna-Barbera
3. Pixar
4. Bill Kroyer
5. Ralph Bakshi
6. Mike Judge
7. Genndy Tartakovsky
8. Vivienne Medrano
9. Jerry Rees