What is the significance of search to the success or failure of mobile computing? how have apple and facebook attempted to compete with google? will their strategies succeed?

Search has come to be one of the key features of mobile computing. Gone are the days of maps, phone books and a book shelf full of encyclopedias. The users want data at their fingertips and at all times and exploration is how that come to pass. Apple is on the rampage siri which agree to users to connect to yelp and wolfram alpha for searches. The facebook launched graph search which appeals its data from the site. These approaches will most likely never reach the popularity or efficiency of google but, they could succeed in reducing market share of google.