The scary part was that you could watch it unfold: http://partiallystapled.com/~gxti/charts/2010/05/06-spread.png http://partiallystapled.com/~gxti/charts/2010/

The scary part was that you could watch it unfold: http://partiallystapled.com/~gxti/charts/2010/05/06-spread.png http://partiallystapled.com/~gxti/charts/2010/05/06-spread.p... When you can see the spread like that then something has gone terribly wrong. As I read it, that spread is between NYSE on the bottom and the rest of the market on the top.