TopicLinks 2.0

It seems like you might be referring to a specific version or feature of a tool, software, or concept called "TopicLinks." However, as of my last knowledge update in October 2023, I'm not specifically familiar with "TopicLinks 2.0." If you can provide more context or details about what TopicLinks 2.0 refers to—such as its function, the field it pertains to (e.g., technology, education, content management), or any specific features it includes—I would be happy to try and help you with more information or discuss relevant concepts!