Months after the last of the United States’ 1-cent coins were pressed, some states are beginning to offer their own 2 cents on the penny problem by setting rounding guidance for cash purchases.

Aave founder Stani Kulechov said the interface displayed multiple slippage warnings, which the user manually accepted on a mobile device.

For years, the cost to mint a penny has exceeded its face value. In February 2025, President Trump instructed the U.S. Mint ...