It takes time for the learning curve to set in and for advances to turn into routine practices.

FORBES: Fact and Comment

In other words, 50% of the FOMC dissented with Bernanke, at least in principle. (Read Operation Twist Set To Fail As Bernanke Insists On Flattening The Yield Curve).

FORBES: Split In Bernanke's Fed Widens, QE3 On Deck, FOMC Minutes Show