How are you figuring it goes from $500 to $100? Or are you just guessing the same thing that happened on btc-e the other day will happen again?
Can't withdraw fiat - CHECK
Can't withdraw BTC - CHECK
Price can go to $99999999999 or $0 because that price means nothing if the exchange isn't operating at all.
At least you can get fiat out on the other exchanges for the time being.