The price started at $555 and traded now at $235. which means that the price knew a mega down trend in the price since the first day.
furthermore this will even strenghten bitcoin more and more because users that accepted segwit will do the best they can for BTC to be faster and more secured.
the last thing I would like to say is that BCH will not go anywhere and It will be just the same as the other junky coins that will be traded for no reason.
RE: Bitcoin Cash is forking, but it might take hours or even days before the first block is mined