I do not know the answer to that but I find it amazing how the British can sing but then they talk and it is like fingernails on a chalk board. Like Ozzy Ozborn. I can't understand shit he says but I love his music.
It was not sudden at all. It has been going for almost a year now. You should be taking advantage of the low prices rather than getting mad. Cheap steem only comes along so often. Scoop it up when you can.