Tax Zero

For the first time in its history, the Federal Reserve has set a target for short term interest rates as low as zero percent. The moves signals that the central bank has entered a new phase in its campaign to revive a battered U.S. economy. Here's what the Fed is up to:
Q: What does it mean if interest rates go to zero? Does everyone get to borrow money for free?
No. Pushing the federal funds rate down to zero doesn’t mean everything comes with zero-percent financing. It means banks can now raise cash — for very short periods — without paying interest.