Also, the left edge of the deskis too long and when tested smashed into my nose which in a real driving situation will cause the need for emergency medical care.
But my best guess is that someone on that risk free arbitrage desk moved from risk free pure arbitrage into very definitely not risk free time arbitrage, or speculation as we should call it, then the market moved against his bet.
That said, this problem of causality in the area of neuroscience is endemic to a lot of papers that come across mydesk that try to relate a particular brain structure to a type of behavior.
On mydesk at present: Keeping The Millennials, Millennials Rising and The Trophy Kids Grow Up: How the Millennial Generation Is Shaking up The Workplace.