Here is David Einhorn on Bloomberg TV a few weeks back, talking about stocks, the Fed, Bernanke and Yellen.

At the 21:30 mark: he thinks there could be hyperinflation if another recession or event causes the FOMC to use a policy tool. The risk is that in choosing to do either nothing or something "exceedingly aggressive" (because interest rates are still very low and the balance sheet bloated), they will chose the latter and that it may be a catalyst.