Core Insights - Credit cards are widely used in the U.S., with 82% of Americans holding at least one card and an average of 3.84 cards per person, resulting in an average balance of $6,365 as of 2023 [1] Historical Development - Early 1900s: The first credit cards were introduced by department stores and oil companies, resembling store cards more than traditional credit cards [2] - 1950s: Charge cards gained popularity, with the Diner's Club card launched in 1950 and American Express following in 1958 [3] - Late 1950s: Introduction of credit cards allowing for revolving balances, differing from charge cards that required full payment each month [4] - 1960s: The BankAmericard was introduced as the first general-use credit card, not tied to specific retailers [5] - 1968: The Truth in Lending Act was passed, standardizing credit card account disclosures for better consumer comparison [6] - 1970s: Major regulatory changes occurred, including the Fair Credit Reporting Act and the Equal Credit Opportunity Act, which prohibited discrimination based on gender or marital status [7][8][9] - 1980s: The first rewards credit card was launched by Discover Financial Services, changing the landscape of credit card offerings [10] - 1990s: Introduction of travel rewards cards, with American Express launching Membership Miles [11] - 2000s: Premium travel cards emerged, offering higher benefits and fees, alongside the Credit Card Accountability Responsibility and Disclosure Act of 2009 [13][14] - 2010s: Growth of digital payments and touchless methods, adapting to new technologies [15] - Present: A variety of credit card networks and issuers exist, catering to diverse financial needs [16][17]