Are adults too old to watch kids cartoons?

The answer to this question depends on personal preferences. There is no scientific evidence to suggest that adults are too old to watch children's cartoons. Cartoons are a form of entertainment that can be enjoyed by people of all ages, and there is no "right" or "wrong" answer to this question. Some adults may find children's cartoons to be entertaining and enjoyable, while others may not. It is ultimately up to the individual to decide what they find entertaining and appropriate.