There was something similar to this in August 2007. A bunch of quant shops blew up, and I believe if you look at the volatility index, it spiked up hugely duri

There was something similar to this in August 2007. A bunch of quant shops blew up, and I believe if you look at the volatility index, it spiked up hugely during this time. http://www.argentumlux.org/documents/august07b_2.pdf http://www.argentumlux.org/documents/august07b_2.pdf