Core Insights - President Trump's proposal to cap credit card interest rates at 10% could provide relief for some users but may limit credit access for those with lower credit scores [2][4] - The proposal is expected to disrupt the rewards ecosystem significantly, potentially leading to fewer credit card options, higher fees, and reduced rewards [3][5] Impact on Credit Card Industry - The cap on interest rates could lead to a chaotic contraction of the rewards ecosystem, affecting the economics of rewards programs [3][5] - Banks may respond to the cap by reevaluating their customer base and adjusting their offerings, which could result in diminished rewards and benefits for consumers [5][6] Implications for Airlines - Major U.S. airlines rely heavily on loyalty programs and credit card partnerships for profitability, and any changes in credit card economics could impact their revenue streams [7]