What are some of the main obstacles to a faster, more efficient U.S. payments system? Instructlons: In order to recelve full credit, you must make a selection for each option. For correc box once to place a check mark. For incorrect answer(s), click the option twice to empty the box. large and powerful firms that profit from the current system the fact that cash transactions tend to be slower than other kinds of payment heavy reliance on checks outdated technologies 5 security issues network externalities related to payments systems heavy reliance on credit cards legal frameworks that promote check usage