Adidas has unveiled ‘brazuca’, the official match ball for the 2014 FIFA world cup in brazil. It takes 2 ½ years in the making, the ‘brazuca’ has undergone extensive testing involving 600 of the world’s top players and thirty teams in ten countries across three continents, including four-time player of the year Lionel Messi and italian club AC milan, making it the most tested ball ever by adidas.