Millennial consumers have been shifting away from using cash for some time, and brands need to be prepared for the possibility of a completely cash-free future. Mobile payments will be a must for these consumers, and this infographic outlines some of the motivation behind their desire for mobile payments. 50% of Millennials want mobile payment to speed up transactions, compared with just 26% of Boomers, and 52% want them to keep better track of purchases, compared to 27% of Xers and 20% of Boomers. (Adweek)