I think Bill Still is correct in his analysis.
This is a great example of Banks and Governments with large budgets and super computers using HFT (High Frequency Trading) to manipulate markets pushing prices up and down.
As I was checking the crypto currency market last night I noticed that pretty much all the top 10 crypto coins were being hammered down , Bitcoin was down over 30%, Litecoin was also down and Quark was down over 40% as well.