I wonder if it was anything to do with their trade during the ECB and Draghi?
Citigroup's global head of spot FX, Richard Bibbey has resigned, according to two sources speaking to Reuters. There are no reasons for why he left and he had been there since March 2014.
It's easy to point the finger and laugh at the big banks and their calls, and Citi's call yesterday was blown before the ink was dry on it, but at the end of the day they are all people looking at the same screens as us, and they make a judgement call.
In this game there's only ever two choices, up or down, yet there will always be 100's of different opinions on why it will go either way.