Periculo ex maChina
The shadow convexity risk in the machine (and the VIX)
{http://ftalphaville.ft.com/2015/10/13/2142116/the-shadow-convexity-risk-in-the-machine-and-the-vix/}

 'The Vix, Cole notes, is experiencing epileptic seizures including erratic and violent outbursts up and down at the most frequent pace in history as new sources of structural short convexity interact with interventionist policy responses to crisis.'

= the volatility index has been volitile...perhaps