QUOTE
The New York Stock Exchange said it will no longer impose curbs on computer-program trading that were put in place after the crash of 1987, claiming they're no longer as effective in damping swings in prices.
[url="http://www.bloomberg.com/apps/news?pid=206...&refer=home"]http://www.bloomberg.com/apps/news?pid=206...&refer=home[/url]
500 drop no longer impossible, but probable.
the safety valves have been taken off.