Do.Addins/src/Do.UI/BaseWidgets/ResultsWindow.cs
  Do.Addins/src/Do.UI/Bezel/Bezel.cs
  Do.Addins/src/Do.UI/Bezel/BezelGlassResults.cs
  Do.Addins/src/Do.UI/ClassicWindow/ClassicWindow.cs
  Do.Addins/src/Do.UI/IUIContext.cs
  Do.Addins/src/Do.UI/UIContext.cs
  Do/src/Do.Core/Controller.cs
  Do/src/Do.Core/IUniverseManager.cs
  Do/src/Do.Core/SearchControllers/ISearchController.cs
  Do/src/Do.Core/SearchControllers/SecondSearchController.cs
  Do/src/Do.Core/SearchControllers/SimpleSearchContext.cs
  Do/src/Do.Core/SearchControllers/SimpleSearchController.cs
  Do/src/Do.Core/SimpleUniverseManager.cs

Convert Universe and related classes to use IList (so we get indexing) instead of using concrete arrays.  Convert (at least the obvious) n time length to constant time with .Any()