U.S. Bank Altitude Reserve Visa Infinite Card, available from the 6th largest U.S. credit card issuer based on purchase volume in 2016, is a $400 annual fee card that aims to be competitive with American Express Platinum, Chase Sapphire Reserve, and Citi Prestige products. It will be available initially only to existing U.S. Bank customers. New cardholders will receive 50,000 bonus points if they spend $4,500 within 90 days of signing up. When redeemed for travel credits they are worth $750. On top of that, cardholders receive a $325 annual travel credit, which is redeemed when they make $3...