What in the world is WhosTalkin? The "About Us" page says:
"WhosTalkin.com is a social media search tool that allows users to search for conversations surrounding the topics that they care about most. Whether it be your favorite sport, favorite food, celebrity, or your company’s brand name; Whostalkin.com can help you join in on the conversations that you care about most.
"Our goal is to deliver the most relevant and current conversations happening in the world of social media."
Let me give you an example - I input "randy seaver" in the search box on the home page above, and clicked "Search." The result is shown below:
In most of the screen is a list of blog posts (from all of the platforms listed) that satisfy the Search criteria. Twitter is included in the Blogs list.