Digital wallets have evolved beyond simple payment tools to an essential digital container that enables access to a variety of activities in the physical and digital world. Transit is emerging as a potential “killer app” for adoption as Jenny Cheng, VP and GM of Google Wallet; Jack Philbin, CEO of mobile marketing agency Vibes; and Nils Zeino-Mahmalat, managing director of German transit authority VDV, discuss in a panel conversation with PYMNTS’ Karen Webster about current trends and future possibilities in digital wallet technology across various markets.