Rats trading currency

This was interesting as a gimmick. Lots of flaws such that I don’t think the rats were actually measuring anything other than random movements, but weeks like this one make it feel like a monkey throwing darts would be an improvement.

http://www.theatlantic.com/business/archive/2014/10/the-artist-who-trained-rats-to-trade-in-foreign-exchange-markets/381456/2/