[Silicon Valley Fintech Company Aven Launches Bitcoin Visa Card with a Credit Limit of Up to $1 Million] According to The Block, Silicon Valley fintech startup Aven has launched the Aven Bitcoin Visa Card, offering a credit line secured by Bitcoin with a maximum limit of $1 million. The card provides fixed-rate, fixed-term loans for up to 10 years, with an annual interest rate of 7.99%, significantly better than the typical Bitcoin lending market rates of over 10% and terms of less than 12 months. Borrowers' Bitcoin collateral is held in custody by BitGo. The card is issued by Coastal Community Bank, a Washington state-chartered institution, and comes with no annual or account opening fees, offering unlimited 2% cashback on purchases.