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The Viewing History bar was initially very confusing. Users did not know that the strip at the bottom represented the history. Later, when we tried to label the bottom as history, some users interpreted the history label as a button that would take you to the history. However, once we changed the design to have updates to the history visible as the user views new streams, it became apparent to the users that the bottom strip represented the recently watched streams. Changes in state more also be less visible and intuitive on paper than on the computer interface.
In the first few user tests, the first task was "Get to the stream for CNN", with the intention of having users use the search feature to find CNN. However, the users tended to try to find CNN through the category browser (clicking "News" in the category side panel). Users will go through the category view if they think the stream will be popular. On the other hand, all users used the search box when told to find the local news.
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