Firefox mobile OS powered devices into the market by 2013

Mozilla announces their contention in mobile OS arena via Firefox OS powered mobile phones. Firefox OS has the same idea as Android i.e. to have an open source platform with HTML5 technologies that allows users and companies to innovate and make numerous apps. First devices powered with Firefox mobile OS will be launched in Brazil in 2013. Do you think Firefox OS can match the dominance of Android and iOS or are we going to see a complete market domination by Android in near future?