Final answer:
The true leaders of conversation and opinion in Web 2.0 are the Creators and Critics.
Step-by-step explanation:
The true leaders of conversation and opinion in Web 2.0 are the Creators and Critics. These individuals actively contribute content and engage in discussions, shaping the conversation and influencing others. Creators are the ones who generate original content, such as blog posts, videos, or artwork, while Critics provide feedback and analysis on the content created by others.