Lamarr and Anthiel received a patent in 1941, but the enormous significance of their invention was not realized until decades later. It was first implemented on naval ships during the Cuban Missile Crisis and subsequently emerged in numerous military applications.
Cash back credit card reward programs started out rather simply, offering a flat percentage rate (typically 1 percent of purchases) rebated back to the customer in the form of a check at the end of the year or a statement credit.
Highest Standard Cash Back Credit Card. Before the Capital OneÂ® QuicksilverÂ® Cash Rewards Credit Card, other credit cards offered a standard 1% cash back. The Capital OneÂ® QuicksilverÂ® Cash Rewards Credit Card has upped the ante now to 1.5% every day, every purchase. This 1.5% is likely 50% higher than the rewards rate for other standard no-fee credit cards.