Effective Advanced Filtering and Search Interface

Describe the most effective advanced filtering and search interface. Argue why the interface you chose is more effective than others, and describe who benefits most from the interface you are describing. From the e-Activity, Google has been the dominant market leader for search engines for the past several years, despite a fairly basic interface and competition from competitors like Microsoft and Yahoo. Discuss reasons why Google has been able to maintain such a high market share. Also, suggest some ideas for a search engine that would be able to take market share away from