NEW DELHI, Feb 5 : Tournament co-hosts India are banking on form and familiarity with conditions as they seek to be the first team to successfully defend the Twenty20 World Cup title in a tournament which finds itself in the eye of a geopolitical storm. India's golden generation of cricketers - Virat Kohli, Rohit Sharma and Ravindra Jadeja - quit T20 Internationals immediately after their World Cup victory in the Caribbean two years ago in a coordinated exit that could have destabilised a