Interest on US Federal debt is out of control:The annual interest expense on US debt is literally moving in a straight line higher, now at $1.1 TRILLION.To put this in perspective, less than 3 years ago the annual interest expense on this debt was $450 billion.That's a 144% jump as total US debt has surged by over $11 TRILLION since 2020.Even in 2008, at the peak of the Financial Crisis, annual interest expense was just $450 billion.