If you drive, you likely have a physical license indicating you passed a test and can legally drive on the nation's roadways. After the September 11th attack 20 years ago, driver's licenses became a primary form of identification if you wanted to fly domestically.
Colorado, Delaware, Idaho, Maryland, Wyoming and the District of Columbia are carrying out limited trials of digital driver’s licenses. Iowa and Louisiana are planning to issue digital licenses to every motorist who wants one beginning this year.