Which of the following statements about m-commerce payments is NOT true?
- Use of mobile handsets as payment devices is already well established in Europe, Japan, and South Korea.
- The cell phone in the United States is not connected to a wide network of financial institutions.
- Japanese cell phones act like mobile wallets, containing a variety of payment mechanisms.
- The three kinds of mobile payments systems used in Japan are mobile credit cards, mobile debit cards, and digital wallets.