Death Cross Happened?

Death cross generally occurs when 50 MA(moving average) crosses below 200 MA. Secondly, It is most likely to happen after price has dropped about 50-70% from its ATH. Both premises are suggesting that market indicates Death cross has taken place toady. What it means for the future is that price will fall 50-70% more in coming months if history repeats itself,which it mostly does. What are your thoughts about it?