The article discusses the potential downsides of using GraphQL, including the complexity of managing multiple type systems, lack of support for maps and dictionaries, and difficulties with API versioning. The author argues that GraphQL is often overhyped and that its benefits may not outweigh its drawbacks for many use cases. The article also mentions that some developers may be misled into using GraphQL without fully understanding its limitations. The author suggests that simpler solutions, such as traditional APIs, may be more suitable for many projects.