Microsoft has poured over $100 billion into developing its Bing search engine over the past two decades but has little market share to show for it. About nine out of every 10 web searches in the US are made through Google, with Bing splitting the remaining queries with a long list of small competitors. On Thursday the US government asked a federal judge in Washington, DC, to rule that Google maintains that lead illegally, by unfairly manipulating users to keep Microsoft and other competitors
