Are you still wondering if mobile payments are going mainstream? Financial technology, otherwise known as FinTech, continues to grow. While businesses have been hearing about mobile payments for years, it appears the adoption rate is picking up steam. A trend report from the market research firm Gartner predicts mobile commerce revenues will grow to half of U.S. digital commerce revenue by 2017. Sooner rather than later, businesses of all sizes will allow consumers to pay for their purchases with their cell phones and other smart devices.