Either You're a Day Ahead, or Everyone Else is a Day Behind
Did the markets change based on news from Gulf War II? Do some company's (<cough>Haliburton</cough>) revenue depend on events in the Middle East? Obviously betting on tomorrow's headlines is already happening, and it's nice to someone is clueful enough to put it out in the open*. However, Simon tells me that some people don't understand economics.
* Don't worry, since the 'A' doesn't have an eye in it, it's not dangerous — although that supply-demand graph brings back repressed memories.