One of Unity's main features is the Dash. The Dash allows the user to quickly search for information both locally (installed applications, recent files, bookmarks, etc) and remotely (Twitter, Google Docs, etc).
The Dash achieves this by having one or more Lenses that each are responsible for providing one category of search results for the Dash. The user may search the Lens either through the Dash home screen (called global search) or through the Lens' own page in the Dash by clicking on the Lens' icon on the Lens Bar.
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