Intraday commentary on the twitter inspired flash crash here.
The market is rising on thin volume and skittish positions.
The volatility index, which is a measure of risk perception, is trending back towards complacency.
“Some economists, when thinking about long memory, are concerned that it undercuts the Efficient Market Hypothesis that prices fully reflect all relevant information; that the random walk is the best metaphor to describe such markets; and that you cannot beat such an unpredictable market. Well, the Efficient Market Hypothesis is no more than that, a hypothesis. Many a grand theory has died under the onslaught of real data.” Benoît B. Mandelbrot